本文结合金刚村硐室大爆破工程实践，设计了导硐的封堵药包方法。
In light of the practice of chamber blasting in Jingang village, a method of stemming charge in leading chamber is described in this paper.
在公路路堑切槽开挖硐室控制大爆破中，采用较大不耦合比较进行松动控制爆破。
Bigger uncoupling is adopted to realize loose controlled blasting in the excavation of chasm notch blasting.
在公路路堑切槽开挖硐室控制大爆破中，采用较大不耦合比较进行松动控制爆破。
Bigger uncoupling is adopted to realize loose controlled blasting in the excavation of chasm notch blasting.
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