... 边舱 side tank 甲板下纵桁 deck lower girder 业务衡准数criterion of service numeral ...
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... 边舱 side tank 船面下纵桁 deck lower girder 业务衡准数criterion of service numeral ...
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Tests show that the cross section of the whole deck, working jointly as the lower flange of the main girder, should be taken for the calculated section subjected to longitudinal prestressing force.
试验证明，在纵向预应力作用下的计算截面应取道床板全部截面作为主梁下翼缘共同工作。
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