... IDD quiescent test等待电流静态测试 ignition arch点火拱 illite伊莱石(从矿) ...
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The linear hole patterns and ignition sequence is adopted on the easier shots patterns of arch tunnel. The arch effection of arch rock ring can be overcome , It is favorable for rock fragmentation.
拱形巷道崩落眼布置采用线形炮眼起爆顺序布置，可克服拱形岩石圈的拱效应，有利于岩石的破碎。
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