第1题:
Restrictions occurring in the small orifices(孔) of pneumatic control system components can be caused by ______.
A.moisture in the compressed air supply
B.excessive dryness in the compressed air supply
C.pressure surging in the compressed air receiver
D.insufficient lubrication of the system components
第2题:
The pneumatic containers which store bulk dry mud additives and cement on a ship are called ______.
A.Mud hoppers
B.Bulk bins
C.P-tanks
D.Mud tanks
第3题:
A.German
B.Chinese
C.Greek
D.Latin
第4题:
英语INSTRUMENT指()
第5题:
英语缩略词ECU是指(),SPI是指(),MPI是指(),SFI是指()
第6题:
Which device is designed to automatically hold the load if power should fail to an electric winch?
A.Pneumatic brake
B.Electromagnetic brake
C.Hand brake
D.Motor controller
第7题:
下列英语指污损的是()。
第8题:
A、英语“pen”本义是“羽毛”,引申义为“笔”
B、法语“bureau”本义是毛布,后来指铺毛布的“办公桌”
C、俄语“ЯЗЫК”本义是指“舌头”,后用来指“语言
D、汉语“习”本义是“鸟反复练习飞行”,后来指“复习、温习”之义
E、英语window本义是窗口,现在用来指电脑桌面操作系统
第9题:
英语单词“thegreatwall”是指的什么()
第10题:
英语PIPE指()