【摘要】 煤炭资源是国家的宝贵财富,是不可再生资源,要合理开采利用煤炭资源,提高回采率。本文在目前我国煤炭回采率现状的基础上,分析了提高回采率对企业和国家的益处,就如何提高回采率的途径提出了一些想法。更多还原

【Abstract】 The coal resource is a precious wealth of the country,and can not rebirth.So mining and using of coal resource should be reasonable in order to increase the recovery.In this article,I analyse the profits for enterprise and country by increasing recovery and talk about some viewpoints on how to increase recovery at the basis of the present condition of our country’s recovery.更多还原