依据《重污染天气重点行业应急减排措施制定技术指南(2020修订版)》(环办大气函〔2020〕340号,业内简称340号文),烧结砖瓦企业开展环保绩效A、B级评定,是企业争取重污染天气差异化管控政策的关键抓手。很多企业 ...
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