航海英語船舶買賣單項(xiàng)選擇題每日一練(2019.01.13)

來源：考試資料網(wǎng)

1 A tug may be in danger of tripping when（）.

2 A tug is “in irons” when held in a fixed position by（）

3 A situation has occurred where it becomes necessary for you to be towed. What action should be taken to prevent your vessel from yawing?（）

4 A towing vessel’s fire detection system may be certified to comply with the Coast Guard’s towing vessel fire protection regulations by（）.

5 A tackle is “two blocked” when the blocks are（）.