航海英語大風(fēng)浪中航行單項(xiàng)選擇題每日一練(2019.05.10)

來源：考試資料網(wǎng)

1 When a deck cargo is secured with chain or wire lashings and grab (pear) links，which statement is FALSE?（）

2 The forward movement of a ship in one revolution of its propeller is measured by（）.

3 The distance that a ship moves forward with each revolutionof its propeller，if there is no slip，is called（）.

4 When running before a heavy sea，moving weights aft will affect the handling of a vessel by （）.

5 A vessel will NOT show sidelights when（）.