n. depression
文章叙述了充填配料沉陷的形成过程和考虑的影响充填配料压缩性的因素。
This paper has described the formation process of the settlement for filling materials and assessed the influencing factors of the compressibility of the materials.
石笼属柔性布局，关于不均匀沉陷自我调整性佳。
The stone cage is a flexible layout, and the self adjustment of the uneven settlement is better.
崩落法开采急倾斜金属矿山的地表沉陷问题是国际性重大难题，属构造应力影响下地表移动问题。
The surface subsidence for caving mining used for metal mines with steep veins, a worldwide difficult problem, belongs to the realm of surface movement under the effect of tectonic stress.
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