航海英語船舶穩(wěn)性單項選擇題每日一練(2019.01.18)

來源：考試資料網(wǎng)

1 The pivoting point of a fully loaded vessel with normal trim proceeding ahead at sea speed is（）.

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

3 The effects of free surface on initial stability depend upon the dimensions of the surface of the free liquids and the（）.

4 The trim and stability booklet must be approved by the（）.

5 The important initial stability parameter，GM，is the（）.