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

<blockquote id="xo4pk"><acronym id="xo4pk"><sup id="xo4pk"></sup></acronym></blockquote>

<ins id="xo4pk"><output id="xo4pk"></output></ins>

單項(xiàng)選擇題

While reading the muster list, you see that "three short blasts on the ships whistle and the same signal on the general alarm bells" is the signal for （）.

A.abandon ship
B.dismissal from drills
C.fire and emergency
D.man overboard

你可能感興趣的試題

單項(xiàng)選擇題

When you hear three short blasts on the ships whistle and the same signal on the general alarm bells, you （）.

A.are required to go to your life-raft
B.are dismissed from drills
C.should point to the man overboard
D.should start the fire pump

單項(xiàng)選擇題

The spreading of fire as a result of heat being carried through a vessels ventilation system, is an example of heat transfer by （）.

A.conduction
B.convection
C.radiation
D.windage