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

单词	block caving mining method
释义	block caving mining method Encyclopedia 工学阶段崩落采矿法释 block caving mining method阶段崩落采矿法利用深孔或者中深孔凿岩爆破工艺将阶段内矿石一次崩落的采矿方法。矿块布置和回采工艺大体与有底柱分段崩落法相似，落矿需要借助凿岩爆破的外力。属于一步骤回采。
随便看	sculptures of Longxing Temple sculptures of Ming and Qing Dynasties sculptures of Song Dynasty sculptures of Sui and Tang Dynasties sculptures of the Tang Dynasty in the Foguang Temple sculptures of Three Kingdoms,Jin,Southern and Northern dynasties sculptures of Tōshōdai Temple sculptures of Xia,Shang and Zhou dynasties Sculptures of Xiude Temple in Quyang sculptures of Yuan Dynasty sculptures on stone monuments of Lord Pingyang’s tomb sculpture steles scum scurrying pain scurvy Scutage scutching machine scute scutellum scuticociliatosis Scutulum Scutum scutum Scutum-Centaurus arm Scutum Star Cloud

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