地震造成了这个地区的煤矿坍方。
The earthquake caused the collapse of the coal mines in this district.
介绍了隧道坍方中水泥—水玻璃双液注浆施工工艺处理及其应用。
This paper introduces the treatment and application of construction technology of cement-water glass two-shot grouting in the tunnel collapse.
本文简要分析了洞室施工中引起围岩坍方的原因，坍方的预防措施及治理的一般原则。
This article analyzed in brief the cause, which triggered the collapse of wall rocks during the cavity construction, the prevention measure and general principle of treatment.
对隧道坍方的认识和处理方法，在不同时期有不同的内容。
The understanding on tunnel slide and its treatment methods have different contents during different times.
对隧道坍方的认识和处理方法，在不同时期有不同的内容。
The understanding on tunnel slide and its treatment methods have different contents during different times.
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