单选

If an electric cargo winch is being used to lift a draft of cargo and the engine room loses all power，which will occur ________．

A.A pawl，forced by a spring mechanism，will engage the teeth of the bull gear and hold the load
B.An electromagnetic brake will hold the load where it is suspended
C.The load will fall rapidly to the deck unless the foot brake is engaged
D.The load will slowly lower to the deck under control of the drag of the winch motor

试题出自试卷《航海英语(甲类船长)船舶结构与设备单选题练习2》

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