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1·But the seismic amplitude ratio of major aftershock was not steady.

主余震地震序列的地震振幅比不稳定。

2·The amplitude ratio of the mainlobe to sidelobe of window function is an important index and so is the maximal energy ratio.

窗函数的主辨与旁辨的振幅比和最大能量比都是窗函数的重要性能指标。

3·The amplitude ratio anomaly and the velocity ratio anomaly in HBC area can be usually seen at anticlinal axis areas and small noses.

在HBC地区的纵、横波振幅比异常和速度比异常多分布于构造的轴部和小鼻褶上。

4·Analytical solutions were obtained, and the formulae for resonance frequency, velocity distribution, amplitude ratio and node location derived.

我们获得了解析解，然后给出了共振频率、速度分布、振幅比和节点位置公式。

5·Then, a numerical calculation method about installing positions of dampers on transmission lines by calculating the weighted amplitude ratio isp.

为更好地控制架空输电线的微风振动，研究防振锤安装位置的优化计算方法是非常必要的。

6·Furthermore, with the method of amplitude ratio with different frequency selected, the areal attenuation effect and local site response have been studied.

采用振幅谱频率比方法，研究区域衰减效应和局部场地响应。

7·Though the analysis of the Fresmel formula, the builds a new simple and visual geometric illustration which can offer the amplitude ratio named Fresnel formula.

通过对菲涅耳公式的分析，找到一种新的简单直观的几何图示，能完整地给出菲涅耳公式的四个振幅比关系。

8·The design concept of the relative frequency amplitude ratio and the relative frequency width of toque motor stiffness of electro-hydraulic servo valve are proposed.

提出了利用相对频率幅值比和相对频宽的电液伺服阀力矩马达的设计概念。

9·Through the stress-controlled test the effect of the amplitude ratio, the average stress, stress amplitude and loading rate on the ratcheting strain and strain range are studied.

通过应力控制，研究了幅值比，平均应力，应力幅，加载率对棘轮应变以及棘轮应变幅的影响。

10·The software using method of amplitude ratio can compute source mechanism easily in less limitations. It can give both earthquake location parameter and source mechanism solution.

使用振幅比法计算地震的震源机制解软件，要求条件低、计算简便易行，可满足地震台网在地震速报中同时提供震源机制解参数的需要。