單項選擇題

Crankcase explosions in propulsion diesel result from（）

A.the splashing of lubrication oil by the crankshaft
B.the dilution of crankcase oil with particles of combustion
C.broken fuel lines spraying oil on the crankcase
D.the ignition of unburned fuel and air in the crankcase

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單項選擇題

Diesel engine automated control systems may utilize sensing devices of dual function, with sensing ranges providing both alarm and engine shut down capability.Which of the key points would only require an alarm sensor?（）

A.Lube oil pressure and temperature
B.jacket water pressure and temperature
C.Engine over-speed
D.Lube oil sump level

單項選擇題

What is the function of an engine’s stationary parts?（）

A.To add power to the engine
B.To keep the engine firmly attached to its supporting base
C.To keep moving engine part in their proper relative positions
D.To rotate the crankshaft

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Crankcase explosions in propulsion diesel result from（）

你可能感興趣的試題

Diesel engine automated control systems may utilize sensing devices of dual function, with sensing ranges providing both alarm and engine shut down capability.Which of the key points would only require an alarm sensor?（）

What is the function of an engine’s stationary parts?（）