航海英語(yǔ)磁羅經(jīng)與陀螺羅經(jīng)的使用單項(xiàng)選擇題每日一練(2019.01.17)

來(lái)源：考試資料網(wǎng)

1 When a vessel changes course from one cardinal heading to another cardinal heading whilea djusting the compass，which action should be taken?（）

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2 The total magnetic effects which cause deviation of a vessel’s compass can be broken down into a series of components which are referred to as（）.

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3 The most accurate method of determining gyrocompass error while underway is by（）.

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4 Which compensates for errors introduced when the vessel heels over（）.

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5 The lubber’s line of a magnetic compass（）.

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