[20190418]R45451_第116届国会讨论《清洁空气法》问题.pdf

222A0E69-13A2-4985-84AE-73CC3DFF4D02-R-253210036005067117041160136033020111197028235130110186196163204101109247225243133101134179198071232106251221046105096067108084107016007139184054176134250033011142210161197114070210097058206190195032192194160178162058023107021128246194155235 Clean Air Act Issues in the 116th Congress James E. McCarthy Specialist in Environmental Policy Kate C. Shouse Analyst in Environmental Policy Richard K. Lattanzio Specialist in Environmental Policy Updated April 18, 2019 Congressional Research Service 7-. www.crs.gov R45451