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- The identification of flutter derivatives for bridge sectional model has long been a key issue in long-span bridge flutter and buffeting analysis. 桥梁断面颤振导数识别问题可转化为最小二乘优化问题,提出了梯度下降算法求解该优化问题,提取桥梁主梁断面18个颤振导数。
- Secondly, a systematic formulation as well as its computational algorithm for bridge flutter and buffeting analyses which is featured by finite element method is presented. 其次，介绍了基于有限元模型用于求解大跨度桥梁颤振和抖振问题的理论模式体系及全桥三维风振分析方法；
- RELIABILITY ANALYSIS OF BRIDGE FLUTTER UNDER STOCHASTIC WIND LOADING 随机风荷载作用下的桥梁颤振可靠性分析
- Mother is all of a flutter because of thunder and lightning. 由于电闪雷鸣，妈妈感到十分不安。
- And the suspension bridge from hanging vines. 悬索桥受到了悬挂着的藤的启发。
- Uniform Identification Theory of Bridge Flutter Derivatives under Smooth Flow and Turbulent Flow 桥梁颤振气动导数在均匀流与紊流作用下的统一辨识理论研究
- The frail wooden bridge cracked. 这座不牢固的木桥断裂了。
- I have not the least idea about how to play bridge. 我一点儿不知道怎样打桥牌。
- As the day was wet we stopped in and played bridge. 由于下雨，我们没出去，在家打桥牌。
- I think I'm lost; I can't find the bridge. 我想我是迷路了，我找不到那座桥了。
- The old bridge gave away by the recent flood. 最近一场洪水冲坍了那座旧桥。
- They unfurled the flag and let it flutter in the wind. 他们将旗展开让其迎风招展。
- The car rushed at the bridge at astonishing speed. 汽车以惊人的速度向桥冲过去。
- That TV play caused a mild flutter among the viewers. 那出电视剧在观众中稍稍引起轰动。
- Politeness will bridge over many difficulties. 举止文雅会使你渡过许多难关。
- There was a flutter of wings among the trees. 树林里响起一阵飞鸟的拍翅声。
- Sometimes they played bridge together. 有时他们在一起打桥牌。
- It's a bridge of steel framework. 那是座钢铁结构的桥梁。
- The bridge is now open to traffic. 这座桥现在可以通行。
- Henry is a past master at bridge. 亨利是打桥牌的高手。
