本文提出了一种新的抑制抖振的方法——改进型边界层法，较好地满足抑制抖振和控制精度两个方面的要求。
The dissertation developed an improved method, which is known as improved boundary layer solution, the better demand for chattering reduced and control precision can be achieved.
未知的筒底应力边界条件，通过迭代法确定，建立了无底筒仓内填抖压力的一种计算方法，并与模型试验结果进行了比较。
The unknown bottom, stress boundary condition can be determined by the iterative formulae given herein. The approach is verified through model experimental data.
基于虚拟激励法和有限元法，在频域建立了一种新的桥梁抖振内力响应分析的随机振动方法。
Based on the pseudo-excitation method and the finite element method, a new random vibration method is developed for predicting buffeting internal forces of long-span Bridges in the frequency domain.
在抖振分析的基础上，用雨流计数法的频域解评估了南汊桥的疲劳寿命。
The evaluation of the fatigue endurance of the Nan Cha Bridge is given by rainflow cycle method in frequency domain.
为减小人工势场的抖振问题，提出了一种惯性人工势场法（IAPF）， 并用 IAPF在底层中对基本路径进行平滑处理。
To reduce buffeting problem, inertial artificial potential field (IAPF) was introduced to smooth the basic route in bottom layer.
为减小人工势场的抖振问题，提出了一种惯性人工势场法（IAPF）， 并用 IAPF在底层中对基本路径进行平滑处理。
To reduce buffeting problem, inertial artificial potential field (IAPF) was introduced to smooth the basic route in bottom layer.
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