航海英語單項選擇題每日一練(2019.12.31)

來源：考試資料網(wǎng)

1 What is required to be posted in the pilothouse of a vessel? （）

2 A well in the uppermost deck of a shelter deck vessel which has only a temporary means of closing for the purpose of gaining an exemption from tonnage measurement is called a（n）（）.

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3 Biodegradation of the oil slick in sea water is assisted by all the following marine micro-organisms which are capable of metabolising oil compounds except（）.

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4 What is the purpose of the intake/exhaust valves in a diesel engine? （）

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5 （）is not a vessel restricted in her ability to maneuver．

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