航海英語(yǔ)船舶穩(wěn)性單項(xiàng)選擇題每日一練(2019.01.23)

來(lái)源：考試資料網(wǎng)

1 The vertical distance between G and M is used as a measure of（）.

2 To ensure the ship’s general stability，（）.

3 A flooded leg on a lift boat would adversely affect the vessel’s stability underway by（）.

4 The stability of a semisubmersible ship would be seriously reduced if flooding occurred in the（）.

5 When a vessel has positive stability，the distance between the line of force through B and the line of force through G is called the（）.