这是西气东输三线天然气管道工程走向示意图。10月16日，西气东输三线天然气管道工程开工仪式在北京举行。西气东输三线工程途经新疆、甘肃、宁夏、陕西、河南、湖北、湖南、江西、福建、广东等10个省（区），总长度约为7378公里，设计年输气量300亿立方米。主要气源来自中亚国家，国内塔里木盆地增产气和新疆煤制气为补充气源。实施西气东输三线工程，将进一步增强天然气供应保障能力，把天然气在我国一次能源消费结构中的比例提高1至2个百分点。工程建成后，每年可减少二氧化碳排放1．3亿吨、二氧化硫144万吨、粉尘66万吨、氮氧化物36万吨。 新华社发     This is the west three line of west-east gas pipeline project to schematic diagram.On October 16,,West-east gas transmission pipeline project three line ceremony held in Beijing.West-east gas transmission project three line through xinjiang/gansu/ningxia/shaanxi/henan/hubei/hunan/jiangxi/fujian/Guangdong 10 provinces(area),Total length of about 7378 km,Design years capacity of 30 billion cubic meters.The main gas source from central Asian countries,Domestic production in xinjiang tarim basin gas and coal gasification for supplementary air.Implementation of west-east gas transmission three line engineering,Will further enhance natural gas supply security ability,The natural gas in our country's primary energy consumption structure to improve the ratio of 1 to 2%.After the completion of the project,Every year 130 million tons can reduce carbon dioxide emissions/Sulfur dioxide 1.44 million tons/Dust 660000 tons/360000 tons of nitrogen oxides. The xinhua news agency hair

    这是西气东输一线、二线、三线天然气管道工程走向示意图。新华社发     This is the west-east gas transmission line/The second line/Three line natural gas pipeline engineering to schematic diagram.The xinhua news agency hair