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航海英語(yǔ)緊急用語(yǔ)單項(xiàng)選擇題每日一練(2019.01.22)
來(lái)源:考試資料網(wǎng)
1
The radiotelegraph alarm signal is().
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2
The best method to stop a vessel from dragging anchor in a sand bottom is to().
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3
Messages concerning weather conditions transmitted by radiotelephone are preceded by().
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4
The expression DROP ANCHOR means().
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5
If you wished to transmit a message by voice concerning the safety of navigation,you would preface it by the word().
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