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航海英語各種英文申請(qǐng)書單項(xiàng)選擇題每日一練(2019.01.22)
來源:考試資料網(wǎng)
1
Entries should be made in a Ro-Ro vessel’s cargo-securing device record book for().
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2
It is not necessary to declare()in MARITIME HEALTH DECLARATION.
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3
Permanent magnetism is caused by().
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4
A heavy,thick-walled tube,usually steel,used between the drill pipe and the bit in the drill stem to weight the bit in order to improve its performance is called a().
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5
An inert gas system installed on a tanker is designed to().
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