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單項(xiàng)選擇題

A ship designed for carrying goods requiring refrigeration is called （）.

A.REEFER
B.RO/RO SHIP
C.CONTAINER
D.TANKER

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單項(xiàng)選擇題

（）is an opening for supplying seawater to condensers, pumps,etclocated in the hull below the waterline and having means for the attachment of associated piping.

A.SEA CHEST
B.SCUPPER
C.SCUTTLE
D.SEA PORT

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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