其共轭破裂特征在地震形变带展布、烈度等震线形态、前震和余震分布等方面表现明显。
Their characteristics are shown clearly on the seismic deformation belts, isoseismal shapes, foreshocks and aftershocks distributions.
另外在短临预报巾湖泊也是震前地壳形变、长周期波动和地下冒气的前兆放大点。
Furthermore, prior to earthquakes, lake -water can amplify the abnormal features of crustal deformation, long-period motion and earth gas, it is one of the methods in sho...
结果表明，区域垂直形变场分数维在地震前下降，同震时段降至最低。
The results show that the fractal reduces before an earthquake and is minimum during earthquake, according to which the criterion of dividing seismic risk is put forward.
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