Chemical(化工)的英文简写是什么?

小翟翟2022-10-04 11:39:541条回答

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城市情缘 共回答了19个问题 | 采纳率78.9%
chem
1年前

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what is the properties of oil paints and what is chemical fo
what is the properties of oil paints and what is chemical formula of it (随便举个例子化学式)
别说什么it depends on ×××.举个例子,随便什么化学公式只要是oil paints 就行了,还有properties.THX
yzxl991年前2
猫舞 共回答了22个问题 | 采纳率100%
帮你写了一小段:
White lead is a kind of oil paints,which is really widely used in art.
And the chemical formula is Pb(OH)2·2PbCO3.
We know air contains hydrogen sulphide(H2S),which can react with white lead and generate lead sulfide(PbS).Lead sulfide is black,so white lead has a peoperty,that is,it slowly becomes black in air.
翻译成中文就是:铅白是一种在美术上广泛使用的油画颜料,它的化学式是Pb(OH)2·2PbCO3.我们知道空气中含有硫化氢,它能和铅白反应并生成黑色的硫化铅,这使得铅白具有在空气中慢慢变黑的性质.
英语翻译We are looking for a stable gel-like chemical to blend i
英语翻译
We are looking for a stable gel-like chemical to blend it with several solvents and hydrofluoric acid to make paint stripper.We have used xantham gum but it is not stable and after just a couple of hours the substances separate.
麻烦尽快翻译一下,我有点不是太理解.
anotherlie11年前4
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我们正在寻找一种稳定的类似冻胶的化学药剂用来与几种溶剂和氢氟酸混合,用以制作脱漆剂.
我们用过黄原胶,但是它并不稳定,而且刚刚过了几个小时,这种物质就分解了.
怎么像是药物制剂方面的呢~
The news is disappointing that a chemical works is to be bui
The news is disappointing that a chemical works is to be built in the west of the city .
这是什么句型 是什么从句that引的什么从句?
尚6661年前2
zooliming1986 共回答了14个问题 | 采纳率85.7%
that引的是主语The news的同位语从句,对主语的内容进行了解释说明.
Some small chemical plants in Industrial Park will be closed
Some small chemical plants in Industrial Park will be closed down within half a year according to a
decision _______ yesterday.
[ ]
A. making
B. made
C. to be made
D. to make
xuyangg200005851年前1
peggy_220 共回答了16个问题 | 采纳率68.8%
B
英语翻译写出下列的形容词live( )chemical( )写出下列名词interview( )protect( )co
英语翻译
写出下列的形容词
live( )chemical( )
写出下列名词
interview( )protect( )communicate( )
写出下列同义词
destroy( )sip( )
insect(名词复数) cool(动词)
A默忆1年前2
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lively chemical就是形容词
interview也是名词 protection communication
damage suck
insects cool也可作动词
everybody's youth is a dream ,a form of chemical madness.
everybody's youth is a dream ,a form of chemical madness.
英译汉(名言)
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每个人的青春都像梦一样,充满对未知的狂热!这是正解。
there are chemical factories souping waste into the
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这个souping似乎应该改成dumping(倾倒)吧
翻译:有化工厂向河中排放污染物(废物)
Last year, I visited a chemical factory in Baise, there are
Last year, I visited a chemical factory in Baise, there are about _____ workers in it.
A.six thousands B.six thousand C.six thousands of D.six thousand of
hunter1111年前1
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B

本题考查数词的用法,thousand前有基数词时,不能加s,且不与of连用,故选B。
英语语法问题no sooner than he began working in the chemical plant,
英语语法问题
no sooner than he began working in the chemical plant,he experienced pain when he breathed.这里用no sooner than为什么不对?
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看看正确的用法你就知道了.
No sooner…than
  No sooner had the storm started than all the lights went out.
  在大学时期,老师不知道讲这个句型有多少次,可真正把它消化的学生有多少呢.
  除了做对几个选择题之外,恐怕很少人把"no sooner…than"用于口语中.
  我在做翻译时,美方有一位来自Ostin(奥斯丁州)的技术顾问,技术堪称一流,一次,我方的技术员为一个软件程序而卡壳,他来以后,不到5分钟就找出问题所在,并马上解决了,这时我马上对他说:
  No sooner had you arrived here than the middleware(中间件/一种软件)problem is solved out.
  你一来,我们这里“中间件”问题就解决了.
  他还比较谦虚:That's why I'm here for!
  所以我们要做的就是把这种看上去谁都明白的,但又最难用口语表达出来的句子完全私有化,请看以下高级例句:
  1.No sooner had the teacher aid(助教) enter the classroom had the students calm down.
  2.No sooner had I goneintothe metro (地铁)than it went away.
英语翻译The size reduction and mechano-chemical grinding in a gr
英语翻译
The size reduction and mechano-chemical grinding in a grind-
ing media type of mill are influenced by impact,compression,shear,
and friction at all the contact points of balls in the mill.Therefore,
understanding the behavior of ball movement in the mill is very
important to identify the grinding mechanism and to produce ultra-
fine particles for developing new materials.
Stirred grinding media mill has been used as a type of an ultra-
fine grinding mill in many industries such as minerals,ceramic ma-
terials,chemical products and other materials due to its high energy
efficiency,fine and ultra-fine grinding ability,and reduced contam-
ination [1-3].The computer simulation technique for studying the
flow of granular assemblies or powders is useful especially for ob-
taining detailed results from the task in that direct experimentation
is difficult.DEM is a scheme to simulate any problem dealing with
the behavior of a discontinuous particle system by Cundall [4],who
first used this type of model to study granular assemblies.Since
then,these models have become widely applied to the simulation
of a discontinuous particle system [5].Many kinds of simulations
for the ball mill have been studied:the 3-dimensional behaviors of
ball movement in a tumbling mill [6,7],the power of a tumbling
mill [8,9],and the power of a centrifugal mill [10].However,up to
now,there has been little simulation research for stirred grinding
media mill.In the stirred ball mill,there are some stirrers and the
calculation of its consumed powder becomes more complicated to
compare with the simpler kinetics of conventional tumbling ball
mill [11,12].
The objective of this paper is to simulate the motion of grinding
media balls in stirred grinding media mill and to examine the con-
sumed power based on the micro interactive forces at all the contact
points between balls and between ball and stirrer.
我就100分了,全拿出来了.
是关于球磨搅拌机的,另:我不要翻译软件翻译出来的东东
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在磨机的研磨介质类型中大小的减少和机械化学磨损是受磨球所有接触点的冲击,压缩,剪切和摩擦影响的.因此,为了开发新材料,找出研磨机制和生产超细粒子,了解球磨机中球的运动特点是非常重要的.
研磨介质搅拌磨由于它的高能源效率,精细,超精细粉碎能力和少污染在许多行业里已被用来作为超细磨机的一种类型,如矿产,陶瓷原料,化工产品及其他材料.[1-3]计算机仿真技术对研究颗粒流动的集合或分散特别是那种很难在直接实验中获得的详细结果是非常有用的.DEM是库德尔提出的一项模拟处理一个不连续的行为粒子系统的任何问题的方案[4],库德尔是第一个使用这种类型的模型来研究颗粒组件的人.从那时起,这些模型已被广泛应用在不连续的粒子系统模拟[5].对球磨机许多种类的模拟进行了研究:在歪斜状的磨机里球的三维运动[6,7],磨机的电源[8,9]和一个离心粉碎机功率[10].不过,到了现在,已经很少对搅拌磨研磨介质进行仿真研究.在搅拌球磨机里,与传统翻滚球磨机的简单动力学计算相比较,也有一些搅拌器和其消耗粉的计算变得更加复杂[11,12].
本文的目的是模拟在搅拌球磨机里研磨介质球的运动,并检查在以球与球之间和球与搅拌机之间所有的接触点微观互动的力量的基础上消耗的功率.
( ) a chemical change a new kind of substance is formed .
( ) a chemical change a new kind of substance is formed .
A in the case of B in case C in case of D in event of 这道题选择什么?为什么选择那个选项?还有怎样翻译题目?翻译的时候注意什么?
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A
句意:在化学变化中,一种新的物质生成了.
in the case of:
至于…,在……的情况下,就…来说,就……而言,对……而言
It's the kind of story we think of as myth.But in the case of Lincoln,the story is true.
我们把这类故事视为神话,但就林肯来说,这故事却是真实的.
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Be quiet in case you wake the baby.
轻点儿,别吵醒婴儿.
in case of:万一,如果,发生
In case of fire,walk quickly to the nearest door.
如果失火,就赶快朝最近的门跑.
D正确形式为in the event of 万一,倘若
In the event of his death,his daughter will inherit the money.
一旦他故去,他的女儿将会继承这笔钱.
从用法上来说,B是连词,先排除.在ACD中,可根据意思排除CD.
这句话表面意思是:
就化学变化而言,一种新物质生成了.
显然是解释什么是化学变化的,所以给它引申为以上句意.
Too constantly growing is the volume of chemical goods.
Too constantly growing is the volume of chemical goods.
._____ is the volume of chemical goods.
a.Constantly growing too b.Too constantly growing
c.Growing constant to d.Too growing constant
为什么不选d
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英语翻译1 the excessive use of chemical fertilizer can cause ser
英语翻译
1 the excessive use of chemical fertilizer can cause serious problems
2 do more exercise makes you far away from diseases
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The chemical works that has _____ the fertile fields faces b
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C,毁坏了土地的工厂……
1.Most of the workers in this chemical plant are men,and____
1.Most of the workers in this chemical plant are men,and______are women.
A.other one B.others C.another D.the others
2.After we got along with Professor Green for several yesrs,we thought of him as _______.
A.a poet and novelist B.a poet and a novelist
C.poet and novelist D.the poet and novelist
3.His mother works in the shop______a saleswoman.
A.for B.as C.like D.of
4.I can’t finish the work in____time.
A.so short a B.such short C.so short D.such short a
5.Dr William comes from Oxford or Cambridge.I can’t remember______
A.where B.there C.which D.that
6.The money spent on social insurance last year was four times____ten yesrs ago.
A.that as much of B.as much as of
C.as much of that D.as much as that of
7.---Do you think there are enough apples to go around?
---No,I think are still need_____ten ones.
A.other B..another C.some other D.the other
8.I am at least____age____John if I am not older than he
A.as same,as B..the same,with C.the same,as D.as same,with
9.The food she has prepared for the party is not enough,for there are_____more people than she expected.
A.much B.many C.too D.so
10.It is not rare in_____that people in_____fifties are going to university for further education.
A.1990s,the B.the 1990s,/ C.1990s,their D.the 1990s,their
11.The thief escaped by climbing____the wall.
A.across B.out C.over D.away
12.He did nothing_____one letter.
A.except to write B.but to write C.except writing D,but write
13.The apples are sold____ten yuan a Kg.
A.by B.of C.at D.in
14.He has done everything______what I asked him to do.
A.beside B.besides C.except D.except for
15._____everybody knows about it,I don’t want to talk any more.
A,For B.Even C.Since D.However
16.Someone must have left the tap on,____the water was running over and flooding the bathroom
A.for B.therefore C.morever D.however
17.There isn’t such a book in our library ______I know.
A.as soon as B.as long sa C.so much as D.so far as
18.My sister began to study in a college in 2000,She_____a college student for more than two years.
A.became B.has been C.has become D.was
19.She asked him if he_____everything ready.
A.got B.had got C.has got D.gets
20.—Have you got the result of the English exam?
---Not yet,The papers_____.
A.didn’t correct B.have not corrected
C.are still being corrected D.have already been corrected
21.The man standing over there_____be Mr Smith.He has gone to Nanjing.
A.may not B.can’t C.mustn’t D.shouldn’t
22.In autumn,,the peasants were seen___their tractors____from morning till night.
A.to have,working B.have,working
C.to have,worked D.to have,to work
23.Nothing he did was righe,____?
A.was it B.did it C.wasn’t it D.didn’t it
24.Isn’t the moon smaller than the earth?________
A.No,it isn’t B.Yes,it is C.No,it is D.Yes,it isn’t
25.“Would you mind my smoking?”
“I’m sorry to say_____,You are forbidden____here.”
A.yes,to smoke B.no,smoking
C.no,smoked D.yes,to be smoking
26.It is the third time that Bob has been late,_____?
A.isn’t he B.hasn’t he C.hasn;t it D.isn’t it
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1. Most of the workers in this chemical plant are men,and____D__are women.
A.other one B.others C.another D.the others
2.After we got along with Professor Green for several yesrs,we thought of him as ___A____.
A.a poet and novelist B.a poet and a novelist
C.poet and novelist D.the poet and novelist
3.His mother works in the shop___B___a saleswoman.
A.for B.as C.like D.of
4.I can’t finish the work in__A__time.
A.so short a B.such short C.so short D.such short a
5.Dr William comes from Oxford or Cambridge.I can’t remember__C__
A.where B.there C.which D.that
6.The money spent on social insurance last year was four times__D__ten yesrs ago.
A.that as much of B.as much as of
C.as much of that D.as much as that of
7.---Do you think there are enough apples to go around?
---No,I think are still need__B___ten ones.
A.other B..another C.some other D.the other
8.I am at least__C__age____John if I am not older than he
A.as same,as B..the same,with C.the same,as D.as same,with
9.The food she has prepared for the party is not enough,for there are___B__more people than she expected.
A.much B.many C.too D.so
10.It is not rare in___D__that people in_____fifties are going to university for further education.
A.1990s,the B.the 1990s,/ C.1990s,their D.the 1990s,their
11.The thief escaped by climbing___C_the wall.
A.across B.out C.over D.away
12.He did nothing___D__one letter.
A.except to write B.but to write C.except writing D,but write
13.The apples are sold__C__ten yuan a Kg.
A.by B.of C.at D.in
14.He has done everything___C___what I asked him to do.
A.beside B.besides C.except D.except for
15.___C__everybody knows about it,I don’t want to talk any more.
A,For B.Even C.Since D.However
16.Someone must have left the tap on,__A__the water was running over and flooding the bathroom
A.for B.therefore C.morever D.however
17.There isn’t such a book in our library ___D___I know.
A.as soon as B.as long sa C.so much as D.so far as
18.My sister began to study in a college in 2000,She___B__a college student for more than two years.
A.became B.has been C.has become D.was
19.She asked him if he__B___everything ready.
A.got B.had got C.has got D.gets
20.—Have you got the result of the English exam?
---Not yet, The papers_C____.
A.didn’t correct B.have not corrected
C.are still being corrected D.have already been corrected问题补充:21.The man standing over there___B__be Mr Smith. He has gone to Nanjing.
A.may not B.can’t C.mustn’t D.shouldn’t
22.In autumn,the peasants were seen__A_their tractors____from morning till night.
A.to have,working B.have,working
C.to have,worked D.to have,to work
23.Nothing he did was righe,__A__?
A.was it B.did it C.wasn’t it D.didn’t it
24.Isn’t the moon smaller than the earth?____B____
A.No,it isn’t B.Yes,it is C.No,it is D.Yes,it isn’t
25.“Would you mind my smoking?”
“I’m sorry to say__A___,You are forbidden____here.”
A.yes,to smoke B.no,smoking
C.no,smoked D.yes,to be smoking
26.It is the third time that Bob has been late,__D___?
A.isn’t he B.hasn’t he C.hasn;t it D.isn’t it
英语翻译CHEVRON PHILLIPS CHEMICAL INTERNATIONAL INC.(CPCII-HK)wi
英语翻译
CHEVRON PHILLIPS CHEMICAL INTERNATIONAL INC.(CPCII-HK)will accept a letter of credit(“LC”)only if it is lssued as follows:
1.Type of LC:An irrevocable credit with text stating that it is to be governed by The Uniform Customs and Practice for Documentary credits,1993 revision,ICC Publication No.500.
1.信用证:必须是电汇形式的不可撤销信用证,本证根据国际商会第500号出版物《跟单信用证统一惯例》1993年修订解释.
2.Issuing Bank:As approved by CPChem;otherwise the LC must be confirmed by a band m Hong Kong approved by CPChem.For confirmation bank’s charges,they are for ther account of applicant.
3.Advising Bank:Plese issue LC in SWIFT MT700 Fomat and advise this DIRECTLY to:BOFAHKHX (BANK OF AMERICA,N.A.HONG KONG)
OR Any Corresponding Bank in Hong Kong
4.Negotiating Bank:no restriction/Freely Negotiable
5.Beneficiary:CHEVRON PHILLIPS CHEMICAL INTERNATIONAL INC.
ROOM 2001,3 LOCKHART ROAD
WANCHA,HONG KONG
6.Date of recerpt of LC from Advising Bank:At least 2 weeks before vessel arrival
7.Exprry Date of LC:At least 30 days after the latest date of shipment.
8.Latest Date for Presentation of documents:At least 30 days after date of shtpment.
9.Place of Presentation:At ther coumter of the negotiating bank,Hong Kong
10.Description of Goods:As advised in Sales Contract
11.Country of Origin:U.S.A.
12.Port of Loading ANY PORT OF USA
13.Port of Diseharge:As shown in the Sale Contract
14.Partial Shipnet:Allowed
15.Transhipment:Allowed
16.Payment & reimbursement Instructions:Negotiating or other nominated bank is authorised to claim paynet or reimbursement by telegraphic transfer from a bank in the host country of the currency of payment.
17.Bank Charge:
a)Sigthe L/C:Bank charges outside the L/C applicant’s country except for confirmation bank’x charges are for the beneficiayr’s account.
b)Usance(term)L/C:Bank charges outside the L/C applicant’s country except for acceptance and confirmation bank’s charges are for the beneficiary’s account.
18.Additional Clause:Third party shipper Documents except Draft and Iuvoice are acceptable.
Shipping Documents issued prior to L/C issuing date are acceptable.
Tolerauce of 5%+/- for Quantity & credit Amount
19.Other Terms:All other terms and conditions,if any,are subuect to CPCII-HK’s acceptance.
Shipping Mark will not be provided.
请帮忙翻译全文!gunther1027:200分~
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200分,我帮你翻,反正闲着也是闲着,想好了发消息给我.
what is the character of the chemical 怎么翻译?
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这个化学品的特性是什么
简单英文化学问题!writing chemical equations! 1.copy the following eq
简单英文化学问题!
writing chemical equations!
1.copy the following equation into your book and balance them:
(1)H2+O2-H2O (2)N2+H2-NH3 (3)P+O2-P2O5
希望高手 讲解下 ,还有讲解下balancing the equation!谢啦!
我初学者
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我chemistry take了3遍.这个看来很简单.
你好象写错了吧?中间那个-应该是=吧.
如果是的话:
1.2H2+O2=2H2O
2.N2+3H2=2NH3
3.4P+5O2=2P2O5
你知道字母前的数字是大的,字母后的数字是小的吧.just like how they write it on the book.然后既然叫“balance”equation顾名思义就是要把等号左边和右边的balance.就是说左边有几个H右边也应该有几个H,左边有几个O,右边也应该有几个O,2H2的计算方法是2X2=4,所以有4个H.
想当年我也为这种问题烦恼.多做做题就好了,其实可以去问老师.他们很NICE.SO..GOOD LUCK LA~
可以再帮我翻译下吗。in order for a chemical to be considered a drug,it
可以再帮我翻译下吗。
in order for a chemical to be considered a drug,it must have the capacity to affect how the body works.
yangweibright1年前1
wenquanhua 共回答了12个问题 | 采纳率100%
为使一种化学物质被认为是药物,这种化学物质一定具有影响身体功能的能力。
Help!just a little Chemical question...
Help!just a little Chemical question...
When working in the laboratory,you discover that the solutions you are working with are tomato with a pH of 4 and soap with a pH of 10.By comparing the pH of these substances with that of pure water,would you find that these substances are acidic or basic?Explain.Thx
thx
梦梦灵1年前2
z322321 共回答了24个问题 | 采纳率91.7%
西红柿的PH是4,肥皂的PH是10,水则是中性的,拿PH试纸,分别测试,西红柿的偏红,是酸性,肥皂的偏蓝是碱性,而水的基本不变,是中性!
英语翻译chemical name:2,2,4-trimethyl-1,2-dihydroquinoline,polym
英语翻译
chemical name:2,2,4-trimethyl-1,2-dihydroquinoline,polymerized.
Synonyms:flectol; flectol pastilles; flectol H; permanax TQ; TMQ; Polymerized
1,2-Dihydro-2,2,4-trimethylquinoline.
zzsing1年前2
小白0223 共回答了13个问题 | 采纳率61.5%
2,2,4-三甲基-1,2-二氢喹啉聚合物
PS:是防老剂吧
You ________ touch the chemical, or you ________ get burnt.
You ________ touch the chemical, or you ________ get burnt.
A.can’t; will B.mustn’t; will
C.may not; would D.shouldn’t; should
极品苍狼1年前1
言若9837 共回答了13个问题 | 采纳率76.9%
B

raw chemical什么意思
闲云悠水1年前3
dzk999 共回答了16个问题 | 采纳率81.3%
aw未加工的 chemical化学的
raw chemical化学原料;化工原材料
non-chemical 和chemical free
心剑0011年前4
ZHIGUOTIANYA 共回答了15个问题 | 采纳率66.7%
non-chemical 非化学(原理、方法等)
chemical free 无化学原料的
science和scientific,chemistry和chemical修饰名词时用法的不同点?
风清水澹1年前1
qdleao 共回答了18个问题 | 采纳率88.9%
science chemistry是名词不能修饰名词呀,只能再和名词搭配成固有名词.
如science psychology 科学心理学 但“科学”不是形容词
英语翻译the occurrence of chemical elements depends on the exist
英语翻译
the occurrence of chemical elements depends on the existence of stable nuclei
普美1年前2
没有阳光的温暖 共回答了25个问题 | 采纳率100%
化学元素们的发现是基于其原子核的稳定性的.(貌似意思是越稳定越容易发现,不稳定的发现的比较晚)
给的东西有点少,occurrence的意思我觉得这个还是比较合适的.
嗯,你看着理解吧~
英语翻译最近在读一篇文章《Electrochemical and quantum chemical studies of
英语翻译
最近在读一篇文章《Electrochemical and quantum chemical studies of 3,4-dihydropyrimidin-2(1H)-ones as corrosion inhibitors for mild steel in hydrochloric acid solution》,文中有一些高分子化合物不知如何翻译成中文,
化学结构式子见附件:
首先谢谢xcwestlife,该文章中总共提到了三种该类物质,其英文名称分别是:
5-acetyl-6-methyl-4-(4-nitro phenyl)-3,4-dihydropyrimidin-2(1H)-one(DHPM-1)
5-acetyl-6-methyl-4-(3-nitro phenyl)-3,4-dihydropyrimidin-2(1H)-one(DHPM-2)
5-acetyl-6-methyl-4-phenyl-3,4-dihydropyrimidin-2(1H)-one(DHPM-3),
请再帮忙确定其中文译名,
听风唱歌1年前1
兰子530 共回答了19个问题 | 采纳率100%
3,4-二氢嘧啶-2-酮
简述化学高分子(指用高分子化学手段聚合得到的chemical polymer)与蛋白质分子的本质区别
cy100475291年前3
枫之秋叶 共回答了13个问题 | 采纳率76.9%
化学高分子只是一种分子结构中小单元的组合,一般情况下分子式固定,分子空间结构一般不影响其化学性质.
蛋白质不但有复杂的组合方式,也有异常复杂的空间结构,任何空间结构上的差异都会使蛋白质有着本质的差别
chemical or organic farming高中必修4第2单元课文的翻译
chemical or organic farming高中必修4第2单元课文的翻译
chemical or organic farming?这是课文题目 希望有个正确率高点的答案 谢谢
zqyy20271年前2
Gingerjz 共回答了14个问题 | 采纳率71.4%
看世纪金榜的附录部分,有全部课文的整篇翻译。目前没有电子稿
dirty water __by the chemical works __the river polluted.
dirty water __by the chemical works __the river polluted.
A.poured..to make B.poured..made
萧山少1年前2
安妮002 共回答了20个问题 | 采纳率100%
B

poured by the chemical works 是表被动的过去分词短语做后置定语修饰主语
made 是谓语动词, A 中的to make 是不定式, 不能作为与
make sth polluted 使.收到污染


如不明白请追问,要是满意请【采纳】
祝学习进步
一道全英文的化学题One of the species in the chemical indicator HIn
一道全英文的化学题
One of the species in the chemical indicator HIn? exhibits a yellow colour.If acid is added,
the indicator turns red.Which of the following is correct?
Red Yellow
A.In2-? H2In
B.In2-? HIn-?
C.HIn-? H2In
D.H2In HIn-
请问这这么解??HIn是什么?
How does the oxidation number change for O if Na2O2 is converted to Na and O2
A.decreases by 1
B.no change
C.increases by 1
D.increases by 2
水心蓝_XA1年前2
tianya的nn 共回答了19个问题 | 采纳率100%
?HIn是甲基橙.分子态 HIn 显红色,而酸根离子 In- 显黄色.对甲基橙,当 [ HIn ] = 2 [ In- ] 时,即可显红色;而当 [ In- ] = 10 [ H In ] 时,才显黄色.
选C 过氧化钠变成纳何氧气时养的化合价升高了1
coal was formed out of dead forests by chemical _.
coal was formed out of dead forests by chemical _.
coal was formed out of dead forests by chemical _.A products B pressures C programs Dprocesses请问选D对吗?
wenxin581年前1
梦之雨荷 共回答了20个问题 | 采纳率85%
对,chemical processes:
煤是死亡的森林通过化学过程形成的.
water enters into a great variety of chemical reactions,have
water enters into a great variety of chemical reactions,have been mentioned
真实与虚幻之间1年前3
fsd896ds5 共回答了19个问题 | 采纳率89.5%
水能参加各种化学反应中,这些化学反应已提到过了
请问我收到一份化学粉末,上面写着“TrockenloschpulverdryChemicalPowder”是什么意思?
请问我收到一份化学粉末,上面写着“TrockenloschpulverdryChemicalPowder”是什么意思?
后面“dryChemicalPowder”应该是英文,但前面可能是德文,因为没有分开来写,所以不知道怎么翻译.有那位高手能帮一下忙.是化学方面的
我估计不会单单是化学干粉吧,下面还有写着"BC jet"是不是某种试剂的缩写?
你要飞得更高1年前4
kbc39 共回答了16个问题 | 采纳率68.8%
前面是德文,后面是英文,但是它们的意思是一样的,即:
【化学干粉】
gas是可数名词吗,为什么有这个句子:The gases from the chemical factory smell
gas是可数名词吗,为什么有这个句子:The gases from the chemical factory smell terrible.
妃子恋1年前3
alenforever 共回答了18个问题 | 采纳率83.3%
泛指气体是可以为gases.
英语翻译This paper reviews our investigations on the chemical co
英语翻译
This paper reviews our investigations on the chemical constituents of several kinds
of botanically identified licorice roots,which led to the characterization of 13 then-new glucuronide-
saponins named licorice-saponins (A–L),apioglycyrrhizin,and araboglycyrrhizin,
together with glycyrrhizin and 18α-glycyrrhizin and also of 49 kinds of phenolic compounds
and their glycosides (11 then-new).
333859961年前1
xiaolei737 共回答了10个问题 | 采纳率80%
本文回顾我们调查的化学成分的几种
植物确定甘草的根,这导致表征13时任葡糖苷酸—
皂苷命名licorice-saponins(一–升),apioglycyrrhizin,和araboglycyrrhizin,
与甘草酸和甘草酸18α和49种酚类化合物
及其苷(11时任).
英语翻译Looking from the perspective of chemical properties,the
英语翻译
Looking from the perspective of chemical properties,the high
alkali content of rice straw and rice husk can ultimately lead to
slagging and fouling problems in combustion equipment.Hence,
pre-treatment of these resources becomes an integral part of utilising
these resources as fuel.
Leaching process can remove unwanted substances in the rice
straw.It can reduce slagging,fouling as well as corrosion problems
in furnaces system and subsequently extend the operating life
of a boiler.Studies have shown that distilled water or tap water
can efficiently reduce the quantity of potassium,sodium and chlorine
in the rice straw .Researches have also demonstrated that
it is economically viable to utilise leached rice straw as a fuel in
commercial combustion power systems .
sheley1年前1
jiafei117 共回答了13个问题 | 采纳率76.9%
参考译文:从化学性质的角度看,最终在燃烧设备中产生结渣和结垢的问题是因为稻草和稻壳中含有高浓度的碱.因此,预处理这些资源成为了将这些资源变成燃料不可或缺的一道程序.
浸出过程可以出除稻草中不需要的物质,这样可以减少锅炉中的结渣,结垢以及腐蚀问题,同时延长锅炉的使用寿命.研究表明,用水蒸馏和分解可以有效的减少稻草中的钾、钠、氯的含量.研究还证实使用浸出的方法使稻草成为商业燃烧炉的燃料是经济可行的.
绝对是本人翻译!
If during a chemical reaction,a molecule loses hydrogens,it
If during a chemical reaction,a molecule loses hydrogens,it could be described as being oxidized.
ture
or
false
夜如浓1年前3
倦楝 共回答了14个问题 | 采纳率100%
false 丢掉H,是降价 ,属还原反应
英语翻译Estimated Top 27 Chemical Compounds vs.Oxford Feasibilit
英语翻译
Estimated Top 27 Chemical Compounds vs.Oxford Feasibility of Biotransformation Routes to Target
Rank Chemical Compound Oxford University
Assessment Estimated Yearly Volume Opportunity Current
Estimated Price Per lb.Total Yearly Chemical
1 Vanillin Very Likely 2.2 Bil lbs $38.55 $84.81 Billion
2 Menthol Yes 2.0 Bil lbs $9.07 $18.14 Billion
3 Benzaldehyde No 402 Mil lbs $22.68
4 "maltol" or (2-methylpyromeconic acid) Possible $34
5 cis-3-hexenol No $112.40
6 Ethyl butyrate No $5.00
7 ethyl acetate No $2.95
8 gamma undecalactone No $193
9 gamma dodecalactone No $626
10 cis-3-hexenyl acetate No $408
11 "raspberry ketone" or 4-(p-hydroxyphenyl)-2-butanone Possible $227
12 acetyl methyl carbinol Possible $43
13 dihydocoumarin Possible $550
14 Diacetyl $13
15 Gamma decalactone $500
16 cyclotene $45
phenylacetaldehyde In Principle $450
2,4-decadienal No $550
Cinnamic aldehyde $20
L & D-carvone Not at Present $125
methional No $1,814
Melonal (2,6-dimethyl-5-heptenal) No $375
Nootketone 70% Yes $1876
Acetoin Possible
2- Phenylacetaldehyde No
Trans-2-hexenal
Trans-2-nonenal
green6543211年前3
有坏毛病好 共回答了14个问题 | 采纳率85.7%
Biotransformation 路径估计顶端 27 化学的化合物和牛津城可行性比较对准
繁茂的化学复式的牛津城大学
评估估计每年的体积机会涌流
每一磅估计价格.每年总计化学的
1 Vanillin 很有可能 2.2 Bil 磅 $38.55$ 八百四十八亿一千万
2 薄荷脑是的 2.0 Bil 磅 $9.07$ 一百八十一亿四千万
3 Benzaldehyde 没有 402 千分之一寸磅 $22.68
4" maltol" 或 (2 methylpyromeconic 的酸) 可能的 $34
太长了
水合和水解有什么不同看到一题如下:The chemical reaction where water is added
水合和水解有什么不同
看到一题如下:
The chemical reaction where water is added is known as
A.electrolysis
B.metamorphosis
C.hydrolysis
D.hydration
很奇怪为什么答案是C 是不是答案错了 顺便教一下水合(hydration)和水解(hydrolysis)有什么区别
谢谢一楼的回答,那为什么字典里说淀粉加入水形成葡萄糖(C6H10O5 + H2O = C6H12O6)也是水解?是不是字典错了(字典不是很正规的那种,电子的)
迷人的蓝兔子1年前1
宗仔 共回答了22个问题 | 采纳率95.5%
同学,水合并不能算作chemical reaction化学反应,它指物质与一个或多个水分子整个的结合,物质的化学性质不变,不能算是新物质,所以虽然是增加了水分子,但它不算化学反应.
而水解属于置换反应,也需要水分子参与反应,而且水是分成2部分,即羟基和氢基与化合物的两部分基团分别结合,有两种新物质产生,属化学反应.如CH3COOCH2CH3+H2O-->CH3COOH+CH3CH2OH
英语翻译The operation of semiconductor chemical sensors is under
英语翻译
The operation of semiconductor chemical sensors is underlain by variation of the electrophysical characteristics of the sensing layer of the semiconductor sample,induced by the change of the composition of the gas medium analyzed.
不要用在线翻译工具翻译完不看就直接复制给我啊-
xiaoxiao12311年前6
7812156 共回答了15个问题 | 采纳率100%
半导体化学传感器(或者说半导体化学元件)的运做是以所分析气体介质的成分变化诱发的半导体样品的感测层的电物理性质的变化为基础的.
拆成小句子应该更容易明白,这么长的一句话实际上就是说 :
半导体感测层的电物理性质的变化是半导体化学元件工作的基本原理,而电物理性质的改变是由被分析的气体介质的组成的改变导致的.
There are several chemical factories ______ waste water into
There are several chemical factories ______ waste water into the river.
A. pours B. pour C. pouring
e代涩郎1年前1
poiu2007 共回答了13个问题 | 采纳率92.3%
C

英语翻译chemical check analysis limits,钛和钛合金
yuyumimi881年前2
省直oo某部门 共回答了18个问题 | 采纳率88.9%
chemical check analysis limits 化学检验分析界限
钛和钛合金 titanium and titanium alloys
Xian pure big company. Production sales chemical measuring i
Xian pure big company. Production sales chemical measuring instruments and equipment
哪位大虾可以帮忙翻译!
青龙剑1年前1
异域怀乡 共回答了22个问题 | 采纳率100%
西安纯粹的大公司.生产销售化工测量仪器和设备
英语翻译The current situation with chemical analysis in air qual
英语翻译
The current situation with chemical analysis in air quality control activities is characterized by a mismatch between the prospects opened by integration of semiconductor chemical sensors into analytical practice and the limited possibilities of their implementation at the present time.
xiaozuli1年前3
小媛妹 共回答了21个问题 | 采纳率85.7%
空气质量管理的现状可以主要概括为由半导体化学感应器整合到分析应用中所带来的光明未来和其现今仍不太可能被应用的事实之间的矛盾.
给你小分析一下
The current situation (with chemical analysis in air quality control activities) is characterized by a mismatch between (the prospects opened by integration of semiconductor chemical sensors into analytical practice) and (the limited possibilities of their implementation at the present time).
请问And it is called chemical change.和And it called chemical c
请问And it is called chemical change.和And it called chemical change有什么区别?
yangquanquan1年前1
幸福着每一天 共回答了18个问题 | 采纳率94.4%
And it is called chemical change这就叫做化学变化
And it called chemical change从语义上来讲说不通,“它呼叫化学变化”
last year,i visited a chemical factory in baise.
last year,i visited a chemical factory in baise.
THERE ARE ABOUT (SIX THOUSAND) WORKERS IN IT .为什么不能填SIX THOUSAND OF
aier19751年前2
amoybear 共回答了19个问题 | 采纳率89.5%
英文的数目表达方式有两种:精确数目和含糊数目.
精确数目如:two million dollars,两百万美元.数词无复数,也没有of.
含糊数目如:millions of dollars,数百万美元.数词用复数,有of.
这个句中的数目属于精确数目-六千名工人.就应该表达成 six thousand workers.不加of.
There is a new( ) lab in our school.A.chemical B.chemistry C
There is a new( ) lab in our school.A.chemical B.chemistry C.chemicals D.chemistry's
jiaju5211年前3
徐超凡 共回答了19个问题 | 采纳率89.5%
B
化学实验室 chemistry lab (名词作定语,不是化学成分的),或者实在不行就记住化学实验室的英语就这么叫的
例:
当地一所私立学校允许他们使用一个化学实验室.
A local private school lets them use a chemistry lab.