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检索条件"主题词=pre-splitting blasting"
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Effectiveness analysis of methane-drainage by deep-hole controlled pre-splitting blasting for preventing coal and gas outburst
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Journal of Coal Science & Engineering(China) 2009年 第2期15卷 166-170页
作者: CAO Shu-gang LI Yong LIU Yan-bao ZHANG Li-qiang XU A-meng Key Laboratory for Exploitation of Southwest Resources and Environmental Disaster Control Engineering Ministry of Education Chongqing University Chongqing 400044 China Safety Engineering College North China Institute of Science and Technology Beijing 101601 China
In the study of the application effectiveness of deep-hole controlled pre-splittingblasting technology,it was found through laboratory micro test and field study on a mine insouth China that under the technology,coal ... 详细信息
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