单项选择题
A.stand-by engine B.full ahead C.finished with engine D.full away
When the follower is on the base circle of the cam, the...
单项选择题When the follower is on the base circle of the cam, the pump plunger is at the （） of its stroke.
A.top B.middle C.bottom D.any of the above
When a crankshaft has to be handled outside the engine,...
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
When a crankshaft （） outside the engine, it should be c...
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
