單項(xiàng)選擇題

The advantage of the control equipment is（）

A.that the transmitter is on the bridge
B.that local manual control can be achieved
C.that remote control can be achieved
D.simple in construction and reliable in operation

你可能感興趣的試題

單項(xiàng)選擇題

The spur geared mooring winches have advantages over worm geared ones in（）

A.higher efficiency of the gear train while reversing
B.the higher gear ratio
C.the multi-start feature
D.higher recovering speed

單項(xiàng)選擇題

In an automatic mooring winches, the wire is paid off the barrel at（） a tension and is recovered at（）tension.

A.lower；igher
B.maximum；higher
C.predetermined minimum；higher
D.predetermined maximum；lower

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The advantage of the control equipment is（）

你可能感興趣的試題

The spur geared mooring winches have advantages over worm geared ones in（）

In an automatic mooring winches, the wire is paid off the barrel at（） a tension and is recovered at（）tension.

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