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="gv687"></dl>

<pre id="gv687"><strong id="gv687"></strong></pre>

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 th eload’s（）.

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

你可能感興趣的試題

單項選擇題

Aboard damage vessels, the most important consideration is preserving（）.

A.bilge pumping capacity
B.reserve buoyancy
C.level attitude
D.instability

單項選擇題

Aboard ship, vertical flat plates running transverely and connecting the vertiacl keel to the margin plates are called（）.

A.floors
B.intercostals
C.girders
D.stringers

<ruby id="tzwsh"><xmp id="tzwsh"></xmp></ruby>