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單項(xiàng)選擇題

Which of the following can be obtained by means of an indicator card?（）

A.the peak pressure in a cylinder
B.the temperature of the cooling water
C.the fuel consumption
D.none of the above

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B.skirt
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單項(xiàng)選擇題

To correct a hunting problem in a main propulsion diesel engine hydraulic governor, you should （）.

A.increase the governor oil pressure
B.adjust the speed droop setting
C.adjust the speeder spring travel
D.adjust the compensating needle valve