- 双语例句 更多例句
The frequency formula of prestressed reinforce double layer space grids is deduced.
给出了预应力网架固有振动频率的分解刚度法，推导出预应力网架频率计算公式。
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预应力钢结构的提出和应用已经历了将近半个世纪，而预应力钢网架的应用，还只是近二十年的事。
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- 相关词组
- prestressed steel bar tensioning machine预应力钢筋张拉机
- prestressed reinforced concrete tie预应力混凝土轨枕
- primary layer初生层
- primary neuroepithelial layer原始神经上皮层
- adamantine layer【医】釉质层，牙釉质
- prestressed steel structure预应力钢结构
- prestressed road预应力道路
- aerosol layer烟雾层
- prismatic layer棱柱层
- bottom layer of the reinforcing steel底层钢筋;
- aleurone layer糊粉层，高蛋白淀粉层;
- ozone layern.臭氧层;
- flash layer闪光层;
- adsorption layer吸附层;
- prestressed tower预应力井架
- layer caken.夹心蛋糕;千层糕;
- prestressed reinforced concrete sleeper预应力钢筋混凝土轨枕
- prickle cell layer棘[细胞]层
- prestressed reinforcement预应力钢筋
- Overburden layer覆盖层;覆土层
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