单项选择题
When a crankshaft has to be handled outside the engine, it should be carefully supported in a manner which will avoid （） high bending moments on it.
A.compressing
B.interposing
C.imposing
D.pounding
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相关考题
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单项选择题
When a crankshaft （） outside the engine, it should be carefully supported in a manner which will avoid imposing high bending moments on it.
A.has to be handled
B.may be handled
C.has being handled
D.will be handling -
单项选择题
Vents are led from the engine to the head tank for the release of （） from the cooling water.
A.air
B.heat
C.sludge
D.steam -
单项选择题
Vents are led from the engine to head tank （） from the cooling water.
A.for the release of air
B.for the release of water
C.in order to the release of air
D.because the release of air
