Shockmitigation holes的意思|示意
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Shockmitigation洞
Shockmitigation holes的网络常见释义
缓冲孔 ...露天矿;预裂爆破;辅助孔;缓冲孔 [gap=262]Key words:Open-pitMine; Presplitblasting; Subsidiary holes; Shockmitigation holes ...