A method of opening force analytical model was brought forward to solve the dynamic response analysis to pressure perturbation under the steady status.
提出了一种“开启力解析模型”的方法来求解稳态下密封性能对压力扰动的动态响应。
Using the second order perturbation theory, the formulae of vibrational force constants are derived in part one.
运用二阶微扰理论，本文第一部分首先计算了高阶力常数的表达式。
Atmospheric drag is the main perturbation force on a low earth orbit satellite and is closely related to the variation of high atmospheric density.
大气阻力是低轨卫星主要的摄动力，与高层大气密度的变化密切相关。
This paper by use of perturbation method found asymptotic periodic solution of piston stroke, and found rational periodic for periodic external force.
本文用摄动方法求得了活塞行程的渐近周期解，且为周期性外力求出合理的周期。
The influence of the time-vary external magnetic field perturbation on the guidance force of HTS bulk over the PMG was investigated by experimental methods in this dissertation.
本文通过实验的方法研究了时变外磁场对稳定悬浮于永磁导轨上方的高温超导体块材的导向力性能的衰减影响。
The influence of the time-vary external magnetic field perturbation on the guidance force of HTS bulk over the PMG was investigated by experimental methods in this dissertation.
本文通过实验的方法研究了时变外磁场对稳定悬浮于永磁导轨上方的高温超导体块材的导向力性能的衰减影响。
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