The reliability of seepage prevention system is a key problem for high rockfill dam built on the foundation of large overburden depth.
在深覆盖层地基上修建高土石坝，其防渗体系的可靠性是一项关键技术问题。
The yielding zone of the anchor groups increase as overburden depth increase. The efficiency of anchor groups can be eliminated as the anchors spacing are increase horizontally.
群锚周围土体的屈服区域随覆土深度增加而增加，增加地锚的水平间距能减少地锚拉拔力受群锚效应的影响。
With the geometrical size and temperature exchange value of the mine shaft, the possibility of the cracking on the mine freezing shaft would be increased with the depth of the overburden.
在井筒的几何尺寸及温度变化值确定的情况下，冻结立井随着表土段深度的增加，破裂的可能性在随之增大。
With the geometrical size and temperature exchange value of the mine shaft, the possibility of the cracking on the mine freezing shaft would be increased with the depth of the overburden.
在井筒的几何尺寸及温度变化值确定的情况下，冻结立井随着表土段深度的增加，破裂的可能性在随之增大。
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