为了对钢桁架结构的损伤情况进行比较准确的检测，应用了柔度曲率幅值突变系数法。
For precisely testing the damage of the steel truss, the method of the sudden change coefficient of the flexibility curvature was used.
根据结构本身的受力特点，给定损伤情况，进而计算出结构损伤时的柔度曲率幅值突变系数。
According to the structure's behavior, if the structure's damage was given, the abrupt coefficient of flexibility curvature can be calculated out.
介绍了针对幅值突变信号及一阶微分有突变的信号利用多分辨分析进行突变征兆提取的理论及方法，并给出了仿真实例。
The extraction theory and method of fault signal jump omen based on multi-resolution analysis are introduced, and a simulation example is presented.
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