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

<track id="yc3l1"><i id="yc3l1"></i></track>

<nav id="yc3l1"></nav>

<nav id="yc3l1"><address id="yc3l1"></address></nav>

<acronym id="yc3l1"></acronym>

<track id="yc3l1"></track>

單項(xiàng)選擇題

There shall be（）into sleeping rooms from cargo and machinery spaces or from galleys,storerooms,drying rooms or communal sanitary areas.

A.no direct openings
B.direct openings
C.no more than one direct opening
D.up to one direct opening

你可能感興趣的試題

單項(xiàng)選擇題

A power-driven vessel shall have her engine ready for（）when the visibility is restricted.

A.immediate stopping
B.immediate maneuvering
C.immediate anchoring
D.immediate going astern

單項(xiàng)選擇題

The Company should establish procedures in（）to identify equipment and technical systems the sudden operational failure of which may result in hazardous situations.

A.ISM
B.CCS
C.SMS
D.SOLAS

<option id="sjp9t"></option>

<acronym id="sjp9t"></acronym>