charge density in pre-splitting line的意思|示意
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预分裂线的电荷密度
charge density in pre-splitting line的网络常见释义
工作预裂线装药密度 ...工作预裂线装药密度;孔排距;爆破网路 [gap=653]Key words:blasting vibration,blasting vibration velocity,charge density in pre-splitting line,hole distance,blasting network ..