long-hole major blasting 深孔大爆破
Centring around varieties of major parameters, this paper presents a new parametric stepped method about the CAD system of chamber blasting.
本文对峒空爆破断面布药计算机辅助设计参数驱动方法进行了探讨。
In this paper, the designs of major parameters in smooth blasting of soft rocks are introduced and the blasting results are reviewed.
本文着重介绍了光面爆破在软岩中的爆破参数设计，并对爆破效果进行了分析。
It is major to discuss cautious blasting and control technique in reasonable and practicable so as to provide references for rock blasting of similar surroundings in city.
重点探讨谨慎爆破与施工技术的合理性和实用性，旨在为类似条件下石方爆破提供借鉴。
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