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

<del id="qn0se"></del>

單項選擇題

An unstable upright equilibrium position on a vessel means that the metacenter is（）.

A.lower than the center of gravity
B.at the same height as the center of gravity
C.higher than the baseline
D.on the longitudinal centerline

你可能感興趣的試題

單項選擇題

Aboard a vessel，multiplying a load’s weight by the distance of the load’s center of gravity from the centerline results in the load’s（）.

A.TCG
B.transverse moment
C.righting moment
D.transverse free surface moment

單項選擇題

Aboard a vessel，dividing the sum of the longitudinal moments by the total weight yields the vessel’s（）.

A.inclining moments
B.righting moments
C.vertical moments
D.longitudinal position of the center of gravity

<pre id="orplx"><legend id="orplx"><input id="orplx"></input></legend></pre>