These amendments exempted oil and gas exploration, production, processing or treatment operations, and transmission facilities.
这些修订豁免石油和天然气勘探， 生产， 加工或处理业务，和输电设施。
Dust removal rate is an important index to measure the function of waste gas pollution treatment facilities.
除尘效率是衡量废气污染源治理设备性能的重要指标。
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