航海英語貨物單元系固與CSC規(guī)則單項(xiàng)選擇題每日一練(2019.01.20)

來源：考試資料網(wǎng)

1 The fittings used to secure a watertight door are known as（）.

2 The securing systems for containers were developed to prevent container movement during which ship motion?（）.

3 In order to help protect a natural fiber rope from rotting，the line must be（）.

4 The release of the attached ship can（）only by provision of bail，usually a very large sum.

5 The most common method of securing a line to a cleat is a（）.