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

单词	open stope mining method
释义	open stope mining method Encyclopedia 工学空场采矿法释 open stope mining method空场采矿法在回采过程中将矿块划分为矿房和矿柱，分两步骤回采，在回采矿房过程中采场以敞空方式存在，主要靠矿岩本身强度和矿柱支撑能力维护采场稳定性的采矿方法。又称自然支护采矿法。
随便看	loss ceiling loss compress loss compression loss cone loss cone angle loss cone instability loss-cone instability loss control of resource development loss due to friction loss factor loss for damage by breakage of packing loss function loss induced by geologic hazard investigation loss in open optical resonator lossless compress lossless compression lossless JPEG standard lossless medium lossless storage lossless system loss matrix loss model loss modulus loss of accuracy loss of circulation

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