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    尾气污染 前端防治 我国连续8年成为全球机动车产销*大国

    2017-06-06 09:51:27

    <<  多钦仪表(上海)有限公司   专注于流量计与服务  >> 早新闻  核心阅读
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      环保部日前公布的《中国机动车环境管理年报(2017)》显示:我国已连续8年成为世界机动车产销*大国,机动车尾气污染已成为我国污染的重要来源,是造成细颗粒物、光化学烟雾染的重要原因,污染防治的紧迫性凸显。

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      其中,按车型分类,货车排放的氮氧化物和颗粒物明显高于客车,其中重型货车是主要贡献者;而客车一氧化碳和碳氢化合物排放量则明显高于货车。按燃料分类,柴油车排放的氮氧化物接近汽车排放总量70%,颗粒物超90%;而汽油车一氧化碳和碳氢化合物排放量则较高,一氧化碳超过汽车排放总量80%,碳氢化合物超过70%。按排放标准分类,国二及以前汽车保有量占12.8%,但一氧化碳、碳氢化合物、氮氧化物、颗粒物排放占比分别达到60.7%、60.6%、43.6%、67.1%。

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      据介绍,下一步,环保部将切实加强机动车生产、使用、淘汰等全过程环境监管,开展柴油车打假专项行动,同时协调配合有关部门,从行业发展规划、城市公共交通、清洁燃油供应等方面采取综合措施,推进“车、、路”同步,*大限度减少机动车对大气环境和人民健康的不利影响。

    《 人民日报 》( 2017年06月05日 15 版)  本报记者 寇江泽