... dilution steam hydrocarbon ratio 稀释蒸汽与烃类比 ore dilution ratio 矿石贫化率 video dilution relative flow ratio 视频稀释相对流量比 ; 释义视频稀释相对流量比 ...
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Population and application of the dilution ratio ore drawing method has certain social value and economic value for implementation of the sill pillar-free subdrifting method.
低贫化放矿的推广应用对于实行无底分段崩落法的矿山具有一定的社会价值和经济价值。
In the mining system which conveys ore by blasting force, the ratio of mined tonnage to development is low and the ore dilution and loss are less, leading to good cost effectiveness.
爆力运矿采矿法具有采切比小、 矿石损失贫化少、 经济效益好等优点。
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