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

單項選擇題

Your vessel is damaged,listing to port and on occasion flopping to the same angle to starboard. It has a long,slow,sluggish roll around the angle of list. There is excessive trim by the stern with little freeboard aft. What action should you take?().

A.Jettison any off-center topside weights to lower GM and correct the list
B.Pump out any slack after double-bottom tanks to reduce free surface and increase freeboard aft
C.Pump out the after peak and fill the forepeak to change the trim
D.Press up any slack double-bottom tanks forward of the tipping center,then fill the forepeak if empty

微信掃碼免費搜題