航海英語地文航海單項(xiàng)選擇題每日一練(2019.01.22)

來源：考試資料網(wǎng)

1 What area of the earth cannot be shown on a standard Mercator chart（）.

2 What indicates a dual purpose buoy? （）

3 A celestial body will cross the prime vertical circle when the latitude is numerically （）.

4 The period of a lighted aid to navigation refers to the（）.

5 （） is not likely to be a methods of Traffic Separation.