coal mine enterprise

常見例句

The utility model discloses a coal mine deformation-resistant air door, which has long service life and can reduce the production cost of enterprises.
本實用新型公開了一種延長使用壽命，降低企業(yè)生產(chǎn)成本的煤礦耐變形風門。
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So exploring new technology and new equipment in coal mine enterprises large-scale comprehensive mechanization of mining equipment has the very vital significance.
為此，探討新技術與新設備在煤礦企業(yè)大型綜合機械化采掘設備中的應用具有重要的意義。
Accompanying the continuous and rapid demanded of energy by Chinese economy, the coal-mine enterprises of China have acquired the unprecedented developing opportunities;
伴隨著中國經(jīng)濟對能源需求的持續(xù)迅速增長，中國的煤礦企業(yè)獲得了空前的發(fā)展機會。