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

<pre id="vqanh"><legend id="vqanh"></legend></pre>

單項(xiàng)選擇題

Deep-draught vessels and VLCCs shall allow for（）of at least 3.5 m at all times during the entire passage through the Straits of Malacca and Singapore.

A.a draft
B.a freeboard
C.an air draft
D.an under-keel clearance

你可能感興趣的試題

單項(xiàng)選擇題

Vessel must be（）duly qualified officers and crew.

A.supplied with
B.equipped with
C.manned with
D.fitted with

單項(xiàng)選擇題

You are in charge of a power-driven vessel navigating at night.You sight the red sidelight of another vessel on your port bow.The other vessel’s aft masthead light is to the right of her forward masthead light. You should（）.

A.stop engines
B.hold course and speed
C.alter course to port
D.sound the danger signal

<ruby id="qzeje"><xmp id="qzeje"></xmp></ruby>