航海英語(yǔ)船舶索具及保養(yǎng)單項(xiàng)選擇題每日一練(2019.01.11)

來(lái)源：考試資料網(wǎng)

1 What happens to the pulling power of a winch when retrieving wire rope?（）

2 When securing a hook to the end of a wire rope you should use（）.

3 When riveted joints occur at the ends of plating they are called（）.

4 The knot used to join two lines or two large hawsers for towing is called a（）.

5 A snatch block is a（）.