blocking cotton yarn如何翻译比较好?

请英语达人帮翻译一下Static Blocking at Railyards:Sorting Implications and Track Requirements

高中英语语法：以下句子是什么语法?外加详解 As a matter of fact, blocking , pushing and
bumping are just part of a tough game.
To avoid such conflict, we should be kind to one another, which is essential to enjoying a harmonious life. 我想问的是插入语之类的

The difficulties ineitably and brutally blocking in your way sometimes could be an unexpected experience for individuals .

英语翻译
It must have been blocking the transmission.这个肯定阻挡了数据的传输.
我知道must have done是对过去试试的推测,但是加个been在这里有什么意思呢?

什么叫blocking efforts to enact U.N.sanctions on Syria?大谢!
Syria's efforts to avoid international isolation are being aided by a divided United Nations Security Council—with countries including Russia,South Africa,China,India and Brazil blocking efforts to enact U.N.sanctions on Syria.
to enact U.N.sanctions on Syria是做定语还是目的状语？

excue me I don't know I am blocking your way 为什么不用宾语从句?excue me I don't know that I am blocking your way 难道I don't know后面可以直接接句子?

Someone _____ his car in front of my house and it’s blocking my way. A．has parked B．parked C．was parking D．had parked

[-A54] Excuse me.I _____ I was blocking your way.
A.didn't realize
B.don't realize
C.haven't realized
D.wasn't realizing
翻译并分析

英语翻译
Above
Color blocking is one of the simplest andmost effective ways to display products,by grouping items by color.It is easyto maintain,replenish,and shop from,and can be applied to both fashion andhousewares.
Below
Horizontal merchandising is a simple termfor pro ducts being shelved or hung horizontally from left to right.Larger itemsshould be placed at the bottom and smaller ones at the top.It is importantthat shelves or rails are positioned as close to each other as possible so thatthere are no gaps that could weaken the impact.

Excuse me.I _______I was blocking your way.这个空可以填 haven`t realized 为什么?

临近高考,求真高人详解英语疑难
Excuse me.I _____ I was blocking your way.
A.didn’t realize B.don’t realize
C.haven’t realized D.wasn’t realizing
[求详解,帮我拨开乌云见到青天]
【【求清晰、便捷详解

哪位可以准确的翻译这个印刷工艺：Black gloss hot foil blocking on front.Silkscreen white on reverse

I saw a man shouting at a driver ___ car was blocking the street A．of which B．of whom C．who D．whose

remove blocking pieces from springs of front suspension before delivering vehicle