With regards to a diesel engine crankcase explosion, the most violent is the（）
(1) primary explosion
(2) secondary explosion
A.(1) only
B.(2) only
C.both (1) and (2)
D.neither (1) or (2)
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A.increased heat transfer
B.fireside erosion
C.high steam demand
D.overheated tubes
A.gas composition
B.gas temperature
C.pressure
D.timing
A.push rods
B.chain drives
C.rocker arms
D.flywheels
A.provide steam for emergency propulsion
B.provide steam for the turbo-generator
C.heat the waste water tanks
D.steam for warming engines
A.375 RPM
B.500 RPM
C.750 RPM
D.1500 RPM
最新試題
Routine monitoring of a diesel engine should include （）.
A thrust bearing is used with a propulsion diesel engine to （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
The ability of the governor to prevent fluctuations in engine speed is termed （）.
What is the function of the thrust bearing?（）
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
In a simple mechanical governor, the （）.
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
A diesel engine piston ring face is in direct contact with the （）.
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.