What's the difference of Derrick and Mast?

terryw · 发表于 2010-8-24 11:52

As the title mentioned, who can identify it will be appreciated.

terryw · 发表于 2010-8-24 16:48

等待高手~

delubo · 发表于 2010-8-24 17:18

Mast: A portable derrick that is capable of being erected as a unit, as distinguished from a standard derrick that cannot be raised to a working position as a unit. for transporting by land, the mast can be divided into two or more sections to avoid excessive length extending from truck beds on the highway. compare derrick.

terryw · 发表于 2010-8-24 17:46

Thank U very much!

naoe · 发表于 2010-8-24 21:07

这是什么？等翻译？

追风才子 · 发表于 2010-8-26 19:16

What's the difference of Derrick and Mast???

哥呀标题是这样写的吧：What's the difference between Derrick and Mast?

这水平还发帖，拜托了。。

后面的解释语法上也是狗屁不通。。

delubo · 发表于 2010-8-26 20:52

What's the difference of Derrick and Mast???

哥呀标题是这样写的吧：What's the difference betwee ...
追风才子发表于 2010-8-26 19:16

That is copied from a professional website. If you are sick, pls see a doctor.

delubo · 发表于 2010-8-26 20:54

这是什么？等翻译？
naoe 发表于 2010-8-24 21:07

You can use www.google.com as an online translator.