“breasting mining method”的概念、定义、翻译、参考文献-科学参考

单词	breasting mining method
释义	breasting mining method Encyclopedia 工学空场采矿法释 breasting mining method全面采矿法在回采过程中把矿段划分为矿块开采，不严格划分矿房矿柱，回采工作面沿矿体走向或倾向全面推进，设备和作业人员在敞空式的采场内进行作业，依靠围岩、留下的夹石或贫矿以及不规则的矿柱来维护采场稳定性的空场采矿法。
随便看	regular polymer regular polytope regular position regular power series regular precession regular premium regular prime regular prime number regular prism regular problem regular process regular product regular projective transformation regular pyramid regular quadratic form regular quadratic space regular quadric hypersurface regular quotient object regular ramification point regular random process regular rational function regular rational mapping regular realization regular reduction regular region

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