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單項(xiàng)選擇題

（）is a function of the reactive / resistive characteristics of the load items and cannot be adjusted by manipulating the alternator control devices.

A.Power factor
B.Power ratio
C.compression ratio
D.Compression factor

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單項(xiàng)選擇題

The pump used to send the bilge water into the oily water separator（）the mixture because this might create finer oil particles.

A.should agitate
B.should not agitate
C.should mix up
D.should not add up

單項(xiàng)選擇題

The rising velocity of the globules carries them upwards where they become trapped by the under surfaces of plates and （）until the enlarged globules have sufficient rising velocity to travel along the plate surface and break away at periphery.

A.disperse
B.coalesce
C.compress
D.shrinkage