The index of singularity along the stress singularity line and at the vertex are analyzed, and some important and interesting results are obtained.

然后分析了界面端线和界面端点处附近奇异性指数，得到了一些重要而有趣的结果。

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Curvelet is a new multiscale transform theory, which has the characteristics of anisotropy. It can approach a high dimensional function containing line singularity better.

曲波变换是一种新的多尺度变换理论，具有各向异性的特征，可以很好地逼近含线奇异的高维函数。

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This system effectively solves some problems met by dispatching department such as passive line managing and maintenance, test measure singularity, low precision of fault location, etc.

该系统有效地解决了通信调度部门所面临的线路管理维护被动、测试手段单一和故障定位精度差等问题。

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