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爆炸整形适用井况范围
爆炸整形复位最适应于变形、错断通径小于 95mm,机械式整形无法实施的井况,也就是说只要炸药药柱、药盒或装药直径能允许通过的变形、错断井段,均可运用爆炸整形复位、扩径打通道,为下步加固恢复创造必要的条件
expl.
application range of explosive sizing
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