A.inlet valves
B.exhaust valves
C.emergency valves
D.run-return valves
您可能感興趣的試卷
你可能感興趣的試題
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
The main purpose of the piston oil scraper rings is to （）.
When would the available energy of the exhaust gases of a two-stroke/cycle diesel engine be insufficient to drive an exhaust gas turbocharger, resulting in the incorrect amount of air for combustion?（）
Diesel engine control can be obtained by the bridge （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
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 （）.
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
A thrust bearing is used with a propulsion diesel engine to （）.
Maximum horsepower of a diesel engine is attained （）.