97免费在线观看视频,亚洲综合自拍网,黄色毛片免费观看,热久久综合网,免费看日产一区二区三区狠狠操av,久久久涩涩涩,在线精品免费视频,人人插天天干,久久91精品国产91久久

單項(xiàng)選擇題

When two power-driven vessels are meeting on reciprocal or nearly reciprocal courses so as to involve risk of collision,they shall be deemed to be in（）.

A.head-on situation
B.crossing situation
C.overtaking situation
D.close-quarters situation

你可能感興趣的試題

單項(xiàng)選擇題

Chart/Publication correction record Card system ensures that every chart is properly corrected（）.

A.in use
B.prior to use
C.after use
D.When chart received on board

單項(xiàng)選擇題

What is the distance from the bottom of a wave trough to the top of a wave crest?（）

A.Wave length
B.Wave height
C.Wave breadth
D.wave depth

<ins id="bjyhu"></ins>

<sup id="bjyhu"><pre id="bjyhu"><samp id="bjyhu"></samp></pre></sup>

<pre id="bjyhu"><strong id="bjyhu"></strong></pre>