A.inlet valves
B.exhaust valves
C.emergency valves
D.run-return valves
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A.their no trouble period
B.their freely trouble period
C.its free trouble life
D.its trouble-free life
A.compressed air
B.electricity
C.hydraulic oil
D.compressing air
A.stop valves
B.interlocks
C.non-return valves
D.air vents
A.drain cocks
B.vent valves
C.counteracts
D.interlocks
A.the cooling water
B.the circulating water
C.the cooler
D.the cooling water space
最新試題
A thrust bearing is used with a propulsion diesel engine to （）.
The highest pressure in a diesel engine cylinder normally occurs （）.
Combustion knock occurring in a diesel engine can be caused by （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
What is the function of the thrust bearing?（）
What causes diesel fuel to be ignited in the cylinder of an operating diesel engine?（）
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
The main purpose of the piston oil scraper rings is to （）.
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）