京津冀及周边地区爆发了严重的大气污染,也拉开了钢铁业等重工业产能加速淘汰的进程,本文评估政府产能淘汰的指令性政策,提出污染问题还需使用排放标准这一环境政策手段的建议。 Beijing-Tianjin-Hebei region and the surrounding areas have developed serious air pollution and accelerated the phase-out of heavy industry such as the iron and steel industry. This article assesses the mandatory government policies that are phased out by the government and proposes to use emission standards as an environmental policy Suggestions.