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航海英語GPS、DF及LC的使用單項選擇題每日一練(2019.01.21)
來源:考試資料網(wǎng)
1
Quadrantal error in a gyrocompass has its GREATEST effect().
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2
To obtain accuracy in fixing by DF,()and three stations should be used.
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3
A compass card without north-seeking capability that is used for relative bearings is a(n)().
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4
()is not a factor which will affect the accuracy of GPS receiver.
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5
The receiver uses()satellites to compute latitude,longitude,altitude,and velocity.
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