A.A top tank
B.A head tank
C.A head valve
D.A drain tank
您可能感興趣的試卷
你可能感興趣的試題
A.Piston
B.Sounding
C.Regulating
D.Connecting
A.A piston
B.A fuel injection pump
C.A feed water pump
D.A lube oil pump
A.The higher；the more
B.Higher；more
C.Higher；little
D.The higher；the less
A.At the beginning of the compression stroke
B.At the beginning of the suction stroke
C.At the end of the working stroke
D.At the end of the exhaust stroke
A.The watch keeping personnel
B.The chief engineer
C.The person on a bunker barge
D.Any of the above
最新試題
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
The main purpose of the piston oil scraper rings is to （）.
To determine if the lube oil filter elements need changing, （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
The most important factor in engine performance is the actual power output at the end of the crankshaft available for doing workThis is known as （）.
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.
The function of diesel engine piston compression rings is to （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
What is the function of the thrust bearing?（）
In using reduction gears to obtain efficient propeller speeds, （）.