单项选择题
The “grip” of a joint represents the（）.
A.thickness of the connected members
B.diameter of the head
C.entire length of the rivet
D.diameter of the shank
点击查看答案&解析
相关考题
-
单项选择题
Starting motors，generators，and other spark producing devices should be mounted as high above the bilges as possible to（）.
A.keep them dry when the bilges are full of water
B.keep them cool when the vessel is underway
C.make them more accessible for repairs
D.prevent accidental ignition of any gasoline vapors that may have accumulated in the bilges -
单项选择题
Small hull leaks can be temporarily repaired by（）.
A.parcelling
B.parbuckling
C.caulking
D.seizing -
单项选择题
Rivets are usually made of（）.
A.wrought-iron
B.aluminum
C.high-tensile steel
D.mild steel
