單項(xiàng)選擇題

While underway, which of the following would be the FIRST step in reversing a direct reversing large, low-speed, main propulsion, diesel engine?（）

A.Manually trip the over-speed device
B.Interrupt the fuel flow to the engine
C.Disengage the safety interlock
D.Slide the camshaft to the neutral position

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單項(xiàng)選擇題

In a turbocharger, inlet air velocity is increased in the（）.

A.inlet nozzle ring
B.stationary diffuser passages
C.compressor outlet volute
D.rotating impeller vanes

單項(xiàng)選擇題

Faulty operation of diesel engine fuel injection nozzles can be a direct cause of（）.

A.excessive fuel nozzle holder cooling
B.sediment in the fuel supply
C.distortion of the fuel spray pattern
D.improper atomization of the fuel

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While underway, which of the following would be the FIRST step in reversing a direct reversing large, low-speed, main propulsion, diesel engine?（）

你可能感興趣的試題

In a turbocharger, inlet air velocity is increased in the（）.

Faulty operation of diesel engine fuel injection nozzles can be a direct cause of（）.

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