没听说，欧盟定了严格环境排放标准，故才推广柴油车，美国皆因改制成本大排放难减才不签约减排

来源: obamacome 于 2015-08-19 19:04:21 [旧帖] [给我悄悄话] 本文已被阅读：次

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