英语词汇“Steep coal seam mining”的翻译、意思、用法、释义-英汉汉英双解词典

单词	Steep coal seam mining
释义	Steep coal seam mining 基本例句急倾斜 Resuing is used for mining the steeply dipping narrow-vein in the Shangzhou Gold Mine of Shaanxi,has made great success and excellent economic effect.陕西商州市金矿采用削壁充填采矿法开采急倾斜薄矿脉，获得成功，取得良好的经济效益。
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