离散力是由于粗颗粒相互之间的碰撞，以及粗颗粒与边壁之间的碰撞所造成的。 而粘土颗粒的絮凝作用形成絮团和絮网结构，它们对粗颗粒之间的碰撞起到缓冲作用。
The dispersive force caused by collision of coarse particles reduces to a great degress due to the cushioning effect of the flocculent structures formed by fine particles.
利用相关分析方法，详细讨论了作用于水工建筑物的平面、柱面和球面上的边壁脉动压力的点面转换关系，推导出面脉动荷载的解析表达式。
Using the related analysis method, this article deals with the point-surface conversion of the side fluctuating pressure which ACTS on plane, cylinder and sphere in hydraulic buildings in detail.
增设预应力锚杆（锚索）和预应力土钉，对于控制基坑边壁位移有重要作用，可明显提高滑移面上土体的抗滑力。
The prestressed anchor in the compound soil nailing system can increase the slipped resistant force JAevidently, and it make very important in controlling the distance nearby the excavation.
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