此系统应用小波降噪的方法提高测试信号的质量，然后提取信号特征点，得到溢流阀动态特性的各项参数。
Applying wavelet denoise to improve the test signal, the dynamic characteristic parameters of a overflow valve were obtained by selecting characteristic point of the signal.
阻尼比是二阶系统的一个重要的特征参数，它对二阶系统动态特性有较大的影响。
The damping ratio is an important characteristic parameter in a second-order system, which has great effect on the dynamic characteristic of the second order system.
本文应用分形几何理论研究了边坡的演化特征和预测方法，寻求了反映边坡系统动态特性的关联维。
The characteristics of evolution and prediction method for side slope have been studied with the fractal geometry, the related dimension reflecting the dynamic characters of side slopes was found.
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