单项选择题
A.neutral B.end C.opening D.closure
Anchor（） are used in some installations where the cable...
单项选择题Anchor（） are used in some installations where the cable lifter rotates about a vertical axis.
A.windlasses B.drums C.capstans D.warp ends
Grease the roller bearings with HPgun In the sentence “...
单项选择题Grease the roller bearings with HPgun In the sentence “HP” means （）.
A.horse power B.high pressure compressor C.hand pump D.high pressure
The remaining oil/water mixture now flows down into the...
单项选择题The remaining oil/water mixture now flows down into the fine separating compartment and moves slowly between the（） in the Turbulo separator.
A.catch plates B.swash plates C.cover plates D.bedplates
