... twenty eight day cube strength 放线滑车二十八天试块强度 twin box girder 双箱形梁 twin shaft pcl postdle mixer 双轴式桨叶拌和机 ...
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flat twin-box girder 分体式扁平双箱梁
separated twin-box girder 分离式双箱梁
Twin-cell box girder 双宝箱梁
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The three dimensional finite element stress analyses of main girder with twin-box cross section used commonly in cable-stayed bridge have been carried out.
本文对斜拉桥双箱单室箱形主梁进行了空间有限元应力分析。
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