A.cast iron
B.forged steel
C.stainless steel
D.aluminum alloy
您可能感興趣的試卷
你可能感興趣的試題
A.lifted
B.reassembled
C.dismounted
D.disassembled
A.a low load on that cylinder
B.sluggish piston ring action
C.excessive piston crown cooling
D.excessive clearance of piston pin
A.the same as
B.similar to
C.separated from
D.different from
A.safety valve
B.indicator cock
C.blow-down valve
D.start valve
A.the exhaust valve
B.the starting air
C.the inlet valve
D.the fuel oil
最新試題
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?（）
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
Maximum horsepower of a diesel engine is attained （）.
In a simple mechanical governor, the （）.
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 （）.
Routine monitoring of a diesel engine should include （）.
White smoke exhausting from an operating diesel engine may indicate （）.
To determine if the lube oil filter elements need changing, （）.