航海英語船體設(shè)備單項選擇題每日一練(2019.01.17)

來源：考試資料網(wǎng)

1 Shell plating is（）.

2 A deck fitting，used to secure line or wire rope，consisting of a single body with two protruding horns is called a（）.

3 A bluff bar is a bar（）.

4 Electric cargo winches have an overload safety device which normally cuts the current to the winch motor（）.

5 A contra-guide is a type of（）.