...深部岩体；分区破裂；软化模型；网格精度；应力释放；破坏接近度 [gap=1241]Keywords : deep rock mass;zonal disintegration;strainsoftening model;mesh precision;stress release;failure approach index ..
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...程中开挖洞室或坑道时,其洞室围岩中会产生交替的破裂区和非破裂区的现象,这种现象被称之为分区破裂化现象(zonal disintegration),最早是在南非深部金矿的巷道围岩中被发现的。近些年来,在钱七虎的倡导下,我国学者也对分区破裂问题进行了卓有成效的
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zonal disintegration phenomenon 区域破裂现象
zonal disintegration of rock 岩石分区碎裂化
phenomenon of zonal disintegration 分区破裂化现象
And experimental studying on natural rock simulating the phenomenon of zonal disintegration.
并进行了天然岩石模拟分区碎裂化现象的实验研究。
In the stress relief area, surrounding rocks are destroyed in the form of zonal disintegration.
在应力卸压区内，围岩呈分区破裂形式。
The phenomenon of zonal disintegration is a special technical problem which comes with deep mass.
岩石分区碎裂化现象是伴随深部岩体的特殊工程响应问题之一。
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