航海英語(yǔ)安全用語(yǔ)單項(xiàng)選擇題每日一練(2019.01.16)

來(lái)源：考試資料網(wǎng)

1 The winch is liable（）worn-out in this way.

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2 The ship will be（）demurrage soon.

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3 Smoking in bed on a ship is prohibited（）.

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4 The ship is now down（）head.

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5 In order to prevent galvanic corrosion，an aluminum boat must be insulated from the davits and gripes. Which of the following is acceptable as an insulator?（）

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