中华人民共和国生态环境法典/Part 2 大气污染防治/Chapter 6 重污染天气应对Article 265In force国家加强重污染天气重点行业绩效分级。绩效分级水平作为重污染天气差异化采取应对措施的依据。Laws · National People's Congress · In force from August 15, 2026Article 264Back to full textArticle 266