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

<dl id="jhl77"><acronym id="jhl77"><code id="jhl77"></code></acronym></dl>

<pre id="jhl77"><legend id="jhl77"></legend></pre>

<dd id="jhl77"></dd>

單項(xiàng)選擇題

For a general cargo ship, is not the necessary certificate/document that the PSCO will examine（）

A.Survey Report File
B.Minimum Safe Manning document
C.Certificates of Competency
D.International Oil Pollution Prevention

你可能感興趣的試題

單項(xiàng)選擇題

The guide shoes are secured to the crosshead by means of（）

A.through bolts
B.end chock bolts
C.side chock bolts
D.tap-bolts

單項(xiàng)選擇題

Which one of the following repair will cost the least cost?（）

A.Routine docking repair
B.Voyage repair
C.Damage repair
D.Conversion

<pre id="mfhj7"><acronym id="mfhj7"></acronym></pre>