单项选择题
A.Exhaust temperatures B.Raw water pressure C.Lube oil pressure D.Air box pressure
The connecting rod is fitted between the crosshead and ...
单项选择题The connecting rod is fitted between the crosshead and the crankshaftI t transmits the firing force, and together with the crankshaft converts the （）motion to a （）motion.
A.rotary；reciprocating B.up and down；fore and aft C.fore and aft；up and down D.up and down；rotary
The intake ports of a two-strike/cycle diesel engine ar...
单项选择题The intake ports of a two-strike/cycle diesel engine are opened and closed by the action of the （）
A.camshaft B.piston movement C.exhaust valves D.vertical drive
Valves in the cylinder head of a diesel engine are open...
单项选择题Valves in the cylinder head of a diesel engine are opened by the direct action of the（）
A.exhaust pressure B.valve spring pressure C.rocker arm movement D.wrist pin movement
