航海英語GPS、DF及LC的使用單項選擇題每日一練(2019.01.08)

來源：考試資料網(wǎng)

1 What does not contribute to the commercial GPS receiver position error（）.

2 Which of the following statements is TRUE regarding automatic identification systems（AIS）（）.

3 A compass card without north-seeking capability that is used for relative bearings is a(n)（）.

4 Most modern Loran-C receivers，when not tracking properly，have a（n）（）.

5 A single vertical magnet placed underneath the compass in the binnacle is used to compensate for（）.

航海英語GPS、DF及LC的使用單項選擇題每日一練(2019.01.08)