航海英語(yǔ)船舶設(shè)備名稱單項(xiàng)選擇題每日一練(2019.01.24)

來(lái)源：考試資料網(wǎng)

1 In relation to cargo gear，what does SWL mean?（）.

2 A term applied to the bottom shell plating in a double-bottom ship is（）.

3 A single fitting installed in a pipeline that either blanks off the pipe or allows a full flow passage of a liquid through the pipe is referred to as a（）.

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4 The rudders are amidships and both screws are going ahead. What will happen if the starboard screw is stopped?（）

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5 The function of the bypass valve on the self-contained breathing apparatus is to（）.

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