单项选择题
A.twice the crankshaft speed B.half the crankshaft speed C.the same speed as that of the crankshaft D.a speed independent of that of the crankshaft
A restricted air intake to a diesel engine may result i...
单项选择题A restricted air intake to a diesel engine may result in the engine （）.
A.failing to reach rated speed B.knocking under maximum load C.hunting or surging under light load D.overspeeding and running away
Temperature control valves installed in the jacket cool...
单项选择题Temperature control valves installed in the jacket cooling water system of a diesel engine modulates the rate of water flow through the （）.
A.cooling water pump B.nozzle cooling passages C.cylinder jackets D.heat exchanger
Cylinder lubrication oil for low speed main propulsion ...
单项选择题Cylinder lubrication oil for low speed main propulsion diesel engines is admitted to each cylinder during （）.
A.the power stroke B.the compression stroke C.low load operation only D.periods of standby
