这是位于四川省达州市宣汉县的中国普光气田天然气净化厂区（1月22日摄）。作为我国“川气东送”工程气源地，普光气田23日发布信息，截至2013年1月22日，“川气东送”管道自2010年8月31日正式投入商业运营以来，已累计外输天然气逾173亿立方米。新华社发（邓良奎 摄） It is located in sichuan province of China DaZhouShi xuanhan county puguang gas field natural gas purification plant(On January 22nd perturbation).As our country"Sichuan to east gas"Engineering QiYuanDe,Puguang gas field 23 release information,By the end of 2013 on January 22,,"Sichuan to east gas"Pipeline since August 31, 2010 formally since commercial operation,It has lost more than 17.3 billion cubic meters of natural gas outside.The xinhua news agency hair(DengLiangKui perturbation)

    1月22日，在位于四川省达州市宣汉县的中国普光气田拍摄的“川气东送”起点——火炬塔。新华社发（邓良奎 摄） On January 22,,In sichuan xuanhan county DaZhouShi Chinese puguang gas field of filming"Sichuan to east gas"Starting point - the torch tower.The xinhua news agency hair(DengLiangKui perturbation)