A.water
B.fresh air
C.oils
D.gases
您可能感興趣的試卷
你可能感興趣的試題
A.the connecting rod
B.large end bearing
C.the main bearing
D.the design
A.the block bearing
B.the camshaft bearing
C.the connecting rod small end bearing
D.the connecting rod large end bearing
A.screwed
B.welded
C.fastened
D.rotated
A.steel
B.copper
C.cast iron
D.stainless steel
A.around
B.among
C.in
D.between
最新試題
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.
A diesel engine piston ring face is in direct contact with the （）.
Diesel engine control can be obtained by the bridge （）.
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
What is the function of the thrust bearing?（）
White smoke exhausting from an operating diesel engine may indicate （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
To determine if the lube oil filter elements need changing, （）.
A thrust bearing is used with a propulsion diesel engine to （）.