99色精品-9色在线-99色在线-99色视频国产欧美日产一区二区三区_亚洲精品亚洲人成在线观看_四虎在线精品永久观看_免费一级a一片久久精

<th id="hhwzm"></th>

<ruby id="hhwzm"><output id="hhwzm"></output></ruby>

<pre id="hhwzm"><acronym id="hhwzm"></acronym></pre>

單項(xiàng)選擇題

When stand-by before sailing, the duty engineer and officer should check clock, engine telegraph and rudder, and then write it in the （）

A.engine room logbook
B.voyage logbook
C.engine room logbook or voyage logbook
D.engine room logbook and voyage logbook

你可能感興趣的試題

單項(xiàng)選擇題

（） is (are) not power supplied by main switchboard directly.

A.Steering gear and windlass
B.Navigation light and radio power panel
C.Navigation device power box
D.Daily fresh water pump

單項(xiàng)選擇題

（）is power supplied by main switchboard directly not through sub-board.

A.Deck machinery
B.Little power load
C.Some important load
D.stationary submersible pump