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随着经济的发展,人类越来越多的工程活动破坏了自然坡体,因而近年来滑坡的发生越来越频繁,并有愈演愈烈的趋势,尤其是进入雨季后,持续降雨更增大了灾害发生的威胁系数。4月26日11时40分至12时40分,
With economic development, more and more human activities have destroyed natural slopes. As a result, landslides have become more frequent and intensified in recent years. In particular, continuous rainfall has increased the disasters since entering the rainy season Threat coefficient of occurrence. At 1140 hours on April 26 and 1240 hours,