【摘要】 今冬，怀柔城区正式迈入天然气供暖时代，高污染、高能耗的集中燃煤供暖彻底退出了历史舞台。进入“十二五”时期，怀柔区狠抓生态环境建设，着手研究用天然气替代燃煤的集中供暖改造方案。 本报讯（...
Abstract winter, Huairou District officially entered the era of natural gas heating, high pollution, high energy consumption of coal-fired central heating completely exit the stage of history. Enter "1025" period, Huairou District, pay close attention to the ecological environment, to examine the substitution of coal with natural gas central heating rehabilitation programs. WASHINGTON (...
