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
The main purpose of the piston oil scraper rings is to （）.
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
Diesel engine control can be obtained by the bridge （）.
A diesel engine is operating with excessively high exhaust temperatures at all cylindersTo correct this condition, you should FIRST （）.
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）
Combustion knock occurring in a diesel engine can be caused 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 （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.