單項(xiàng)選擇題

If a diesel engine runs out of fuel, you can expect trouble from （）

A.overheated injection pumps
B.water condensation in the cylinders
C.fuel dilution of the lube oil
D.air in the fuel system

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單項(xiàng)選擇題

In a flash type evaporator, the brine overboard pump is vented directly to the（）

A.saltwater heater shell
B.the condensation of the saltwater feed
C.air ejectors, eductors, or a separate vacuum pump
D.condensation of the distillate

單項(xiàng)選擇題

In the two stage flash distilling plant, which of the pumps listed is vented to the shell of the second stage in order to remove vapor from the pump suction?（）

A.Condenser circulating water pump
B.Feed-water heater drain pump
C.Distillate pump
D.Air ejector condenser drain pump

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If a diesel engine runs out of fuel, you can expect trouble from （）

你可能感興趣的試題

In a flash type evaporator, the brine overboard pump is vented directly to the（）

In the two stage flash distilling plant, which of the pumps listed is vented to the shell of the second stage in order to remove vapor from the pump suction?（）