介绍了采用中深直眼掏槽爆破的施工方案，并指出几个关键性的技术问题。
In this paper the construction plan of mid depth parallel cut blast is introduced, meanwhile some important technical questions are pointed out.
据此提出完成这一设计思想应采取深孔爆破、水压爆破及浅眼爆破相结合的最佳方案。
On these grounds, it is confirmed that the general blasting scheme of combining the long-hole and short-hole blasting with water-pressure blasting should be adopted so as to realize the design idea.
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