航海英語固體散裝危險品與BC規(guī)則單項選擇題每日一練(2019.01.12)

來源：考試資料網(wǎng)

1 All towing vessels of 26 feet or longer while navigating are required to carry which item? （）

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2 An “atoll cloud” forming over an island due to heating of the land during the daytime would be which type? （）

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3 An entry of water，gas，oil，or other formation fluid into the wellbore is called a（）.

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4 All portable fire extinguishers must be capable of being（）.

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5 An icebreaker assisting a vessel through an ice field would display a visual signal consisting of the code letter “E” (Echo) to signify that “（）”.

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