西细庄矿在303工作面首次使用悬移支架开采获得成功。
The cantilever support mining was successfully applied at No. 303 face in Xixizhuang Coal Mine.
矿化富集与含金玉髓状石英细脉或细网脉、黄铁一白铁矿脉和碳酸盐脉的发育程度密切相关。
The enrichment of mineralization is closely related to gold-bearing quartz veins, pyrite veins and carbonate veins.
含矿岩石主要为灰—深灰色疏松和次疏松细—粗粒长石石英砂岩，铀主要以吸附形式存在；
The ore-bearing rocks are mainly grey-dark grey, loose and sub-loose, fine-coarse feldspathic quartz sandstone. Uranium occurs in an adsorption manner.
以重钙、重晶石、叶腊石等为例，探讨立式磨在非金属矿超细产品生产中的应用。
The vertical miler mills applied to producing non-metallic minerals such as ground calcium carbonate, barite, pyrophyllite and others were discussed.
细碧岩是主要的含矿与容矿岩系。
细碧岩是主要的含矿与容矿岩系。
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