hyd' heater是什么电气设备上的

1.HEATER,2.AIRCN,3.StaRteR,4.RADIO.CIGAR,5.HEAD.LAMP.RH,6.HEAD.LAMP.LH,是什么意思啊!
拜托了,很急用啊…谢谢

帮忙改写这段话
when he was searching a second-hand heater To help him survive a draughty Wellington flat.Being computer-savvy Sam turned to the internet,but listings on that site were held back until a week after they had been published in the paper.By the time Sam found an appropriatelisting and phoned up,everything had been sold,That experience inspired him to create Trade Me.

we use the heater to make the room warm 的同义句
将we use the heater to make the room warm 改为同义句为：we （ ） the heater（ ）the room warm.

硅橡胶加热 专业英语翻译
Heater thickness .053-.060. except for approx one inch at cable end and approx 0.50inch at opposite cable end have a hermetically sealed normally closed thermostat with 110°C temperature glass overbraid lead

--I hope you don't mind my turning on the heater.
--A:Never mind B:Not in the least

英语翻译
When the heater was some distance above the floor and there was no air change in the room ,there was practically no convectional motion below the heater ,where the air temperature remained constant- On the other hand,above this level,a complex convective circulation was observed which led to a temperature rise throughout the space.If the heater was placed on the floor,the circulation reached right up to the ceiling.
Experiment shows the air temperature gradient (from floor to ceiling) when the heater was 0.75 and 1.75 m from the floor.It will be seen from the diagram that the position of the temperature jump moves with the source of heat.

英语翻译
Cogemicanite 505 Series of Rigid Heater Plates consist of approximately 90% cogemica muscovite,alternatively Cogemica phlogopite,impregnated with A unique “inhouse” developed high temperature resistant silicone resin.The final binder content is approximately 10%.

Heather's water heater needs repair.The plumber says it will cost $300 to fix the unit,which currently costs $75 per year to operate.Or Heather could buy a new water heater for $500,including installation and the new heated would save 60% on annual opearating costs.How long would it take for the new unit to pay for itself?

The lady was standing by the heater when her nightdress ____fire.
A catches B would catch C caught D had caught

Sometimes a heater is placed so near some clothes.和Sometimes a heater is placed too near some clothes.哪儿句对!

英语翻译
The solar water heater described here is based on a design developed some years ago in Afghanistan.

--Mike,have you ever heard of the latest water heater using solar energy?---Yes,of course,but I haven’t decided whether to buy_________.A.it B.one C.this D.that

翻译一个句子,I light the pilot on the butane heater.主要是pilot这个词不理解.

英语翻译
Don’t leave the heater on when you leave the house
这句是“出门时,不要开着暖气”还是“出门时,不要关暖气呢” 应该是第一个对

求与电热水器相关英文科技文章
标题里要有electric water heater字样,6000字左右,能翻译一些就感激不尽啦.

--- I hope you don’t mind my turning on the heater. 　--- ______. A．Never mind B．Yes, I won’t C．That’s right D．Not in the least

The electricity used by the water heater was
measured separately and its cost per kilowatt-hour was
one-half the cost per kilowatt-hour of the rest of the
electricity used.The cost of the electricity used by the
water heater was most nearly what fraction of the total
cost of all the electricity used?