航海英語(yǔ)航海出版物單項(xiàng)選擇題每日一練(2019.01.08)

來(lái)源：考試資料網(wǎng)

1 A mobile offshore drilling unit under tow is approaching a fog bank. When should fog signals be started? （）

2 A quick and rapid motion of a ship in a seaway is an indication of a(n) （）.

3 For details of these and other lights the larger scale charts and Admiralty Lists should be （）.

4 A line of position derived from a loran reading is a section of a(n) （）.

5 A negative metacentric height （）.