钢牛腿瞬时应力场识别完成后，可立即判断其应力是否超界。
After the instantaneous stress field identification of Steel bracket. we estimate the stress value.
这种瓣膜是用不锈钢支架和牛心包制成的。
The valve is made of a stainless-steel stent and cow pericardium.
其跨度较大，型钢骨架结构复杂，钢支撑及牛腿种类繁多，加工制作难度大。
Due to its large span, complicated construction of the profiled steel frame and various types of steel supports and corbels, the fabrication is a hard job.
为安装并固定钢牛腿千斤顶的工作平面提供了保证；同时也提出了其它可行的设计方案．以期为考虑支座更换的桥梁设计提供参考。
When the bearing should be replaced, the steel bracket is installed by fastening bars through the pipes, The bracket can be taken as the working plane to jack up the beams.
筐架式台座是其中一种，适用于地质较软的地区，由牛腿、传力柱、配重、台面、钢横梁、沙箱等构件组成。
It applies in the soft geology areas. It is made of the cattle leg, the mechanics column, provided weight, the platform face, steel roof beam, sand chest, etc.
在该结构中，需要测量应变的构件有以轴向应变为主的网架杆件和需要测量X、Y方向应变的钢牛腿结构。对后一种结构，提出了一种表面双向粘贴光纤光栅传感器的方法，并分析了相应的应变传感模型。
There were two kinds of members need to be measured, including pipes in which axial stress was predominant and steel brackets in which the strains in X-direction and Y-direction were considered.
本发明采用可伸缩抽屉式牛腿及拉杆相配合使用，实现了钢吊箱拉杆快 速安装的目的；
The invention uses the matching of telescopic drawer-bracket and the pulling bar, achieves the purpose of swift installation of steel suspension box pulling bar;
本发明采用可伸缩抽屉式牛腿及拉杆相配合使用，实现了钢吊箱拉杆快 速安装的目的；
The invention uses the matching of telescopic drawer-bracket and the pulling bar, achieves the purpose of swift installation of steel suspension box pulling bar;
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