單項(xiàng)選擇題

To prevent vibration damage to the fuel supply line of a diesel engine, you may use （）.

A.a short length of heavy duty clear plastic tubing
B.a length of approved flexible nonmetallic hose
C.welded flange connections for all joints
D.aluminum piping with expansion loops

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單項(xiàng)選擇題

When the prime movers of two paralleled generators are equipped with mechanical- hydraulic governors, and are operating within their designed range, the unit with the least amount of speed droop will （）.

A.pick up more of any increase in load
B.pick up less of any increase in load
C.share an equal amount of any increase in load
D.drop an equal amount of any decrease in load

單項(xiàng)選擇題

Diesel engine jacket water is used in the distillation process as the （）.

A.coolant for the distillate
B.coolant for the brine cooler
C.means of heating the feedwater
D.primary means of producing a vacuum within the distiller

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To prevent vibration damage to the fuel supply line of a diesel engine, you may use （）.

你可能感興趣的試題

When the prime movers of two paralleled generators are equipped with mechanical- hydraulic governors, and are operating within their designed range, the unit with the least amount of speed droop will （）.

Diesel engine jacket water is used in the distillation process as the （）.

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