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下列土压力示意图说明了起伏地形情况下的土压力计算方法。首先,计算出各分段地形单独作用下的土压力(三角形分布),最终的土压力分布即为各个土压力组成的包络图。
地形起伏情况下的土压力计算原理
地形起伏且 β > φ 时的土压力计算原理