In this paper the construction plan of mid depth parallel cut blast is introduced, meanwhile some important technical questions are pointed out.
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.
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。
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