发布人：中国冶金矿山企业协会
发布时间：2023-07-21
中国冶金矿山企业协会批准发布 T/MMAC 010-2023《贫磁铁矿石资源化利用技术规范》、T/MMAC 011-2023《黑色金属矿山固废堆场生态修复技术规范》、T/MMAC 012-2023《金属矿深竖井建设工程勘察技术规范》共3项团体标准，现予公告。详见附件。 The three MMAC group standards T/MMAC 010-2023 for Technical specification for resource utilization of lean magnetite, T/MMAC 011-2023 for Technical specification for ecological restoration of solid waste dump in ferrous metal mines, T/MMAC 012-2023 for Technical specification for investigation of deep shaft construction engineering in metal mine were approved by Metallurgical Mines Association of China, and now they are effective. Please check out the attachment for more details.
中国冶金矿山企业协会 Metallurgical Mines Association of China 2023年7月21日 21 / 07 / 2023
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