航海英語(yǔ)船舶結(jié)構(gòu)與布置單項(xiàng)選擇題每日一練(2019.01.16)

來(lái)源：考試資料網(wǎng)

1 A block and tackle is “rove to advantage”. This means that the（）.

2 A celestial body’s complete orbit around another body is（）.

3 A “spring line” is（）.

4 A backlash below a lock is defined as a（）.

5 A ballasted vessel sinks enroute to a dry dock. Under these circumstances，the vessel’s owner can claim（）.