單項選擇題

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

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單項選擇題

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

單項選擇題

The replacement piping for diesel engine high pressure fuel systems must be the same length and diameter as the original piping to （）.

A.avoid unnecessary pints inventory
B.keep torsional vibration constant
C.use existing supports and braces
D.maintain specified injection characteristics

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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 （）.

你可能感興趣的試題

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

The replacement piping for diesel engine high pressure fuel systems must be the same length and diameter as the original piping to （）.