2011年初供暖期，太原市许西村上空黑烟滚滚（2011年1月6日摄）。冬季供暖期即将到来，而城中村土小锅炉历来是太原市冬季大气污染的主要源头之一。今年，太原市对22个城中村进行集中供热改造，预计可取代1.3万台土小锅炉。新华社记者 范敏达 摄     At the beginning of 2011 heating period,Taiyuan city over XuXi village black smoke in the background(On 6 January 2011, perturbation).Winter heating period is coming,And villages soil small boiler has always been a winter air pollution in taiyuan city one of the main source.This year,Taiyuan city to 22 villages for centralized heating reform,Can be expected to replace 13000 sets of soil small boiler.Xinhua news agency reporters FanMinDa perturbation

    10月18日，太原市大马村内，工人们正在焊接供暖管道。新华社记者 范敏达 摄     On October 18,Malaysian village in taiyuan city,The workers are welding heating pipe.Xinhua news agency reporters FanMinDa perturbation