航海英語(yǔ)GPS、DF及LC的使用單項(xiàng)選擇題每日一練(2019.01.24)

來(lái)源：考試資料網(wǎng)

1 If several fixed navigational lights are visible at the same time，each one may be positively identified by checking all of the following EXCEPT what against the Light List?（）

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2 While you are at anchor，what will serve as a positive warning that you are drifting towards the wrecks located to the NW and SW of your 2215 position（）.

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3 Loran-C uses the multiple pulse system because（）.

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4 How is variation indicated on a small-scale nautical chart?（）

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5 At sea，we can use（）to fix the ship’s position.

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