航海英語(yǔ)船舶強(qiáng)度資料單項(xiàng)選擇題每日一練(2019.01.23)

來(lái)源：考試資料網(wǎng)

1 （）of my ship’s propeller is very strong.

2 For means of abandonment of a ship，which type of embarkation does not require prior approval by the Coast Guard?（）

3 Halon fire extinguishers are NOT effective when used on which types of fires?（）

4 Hanging a barge off means to（）.

5 A crack in the deck plating of a vessel may be temporarily prevented from increasing in length by（）.