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

单词	shrinkage stoping mining method
释义	shrinkage stoping mining method Encyclopedia 工学房柱采矿法释 shrinkage stoping mining method留矿采矿法将矿块划分为矿房、矿柱，先采矿房，后采矿柱，自下而上分层回采，每次采下矿石靠自重放出三分之一左右，剩余矿石留在矿房内作为继续上采的工作平台；矿房全部采完后，再将留在矿房中的矿石再进行大量放矿的一种采矿方法。由于随回采工作的推进，矿房以敞空形式存在，靠围岩的稳固性和矿柱来维护顶板稳定，因此属于空场采矿法的一种。
随便看	jades of the Song and Yuan Dynasties jades of the Tang Dynasty Jades of the Wei Royal Family from Guweicun,Huixian Jades of Xinglongwa Culture jade s-shaped ornamental object of the Qing Dynasty jade stone ware of Xuejiagang Culture Jades Unearthed from Tomb of Nanyue King of Western Han Period Jade Sword from Tomb of Marquis Yi of Zeng State jade sword with bird patterns Jade Tablet of Xinmang Period jade toothed trilobate bi-dise from Dawenkou-Longshan Culture jade toothed trilobate Zhang Jade Tortoise and Oblate Tortoise Shape Jade from Lingjiatan Site Jade Tortoise From Lingjiatan Site jade turtle jade vat in the Qing Dynasty jadeware jade wares from Huating Tomb at Dawenkou jade wares from the large tombs of the royal mausoleum precinct at Xibeigang in Yinxu Site Jade wares from Yinxu jade wares of Qijia Culture jade wares with three branches of Liangzhu Culture Jade Wenming in the Han Dynasty Jade Workshops Site Jade Yue at Fanshan of Liangzhu Culture

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