1月22日，在济南市舜玉南区，工人在进行集中供暖改造作业。目前，济南市供暖普及率已超过了50%，没有加入集中供暖的开放式小区将陆续实施供暖改造工程。新华社记者 郭绪雷 摄      On January 22,,In the southern district of jinan city shun jade,Workers in central heating reconstruction work.At present,Jinan heating penetration has more than 50%,Is not a member of central heating open area will be implemented heating reconstruction project.The xinhua news agency GuoXuLei perturbation 

    1月22日，在济南市舜玉南区，工人忙着进行集中供暖改造作业。新华社记者 郭绪雷 摄     On January 22,,In the southern district of jinan city shun jade,Workers busy for central heating reconstruction work.The xinhua news agency GuoXuLei perturbation

1月22日，在济南市舜玉南区，工人在架设供暖管道。新华社记者 郭绪雷 摄 On January 22,,In the southern district of jinan city shun jade,Workers in the erection heating pipe.The xinhua news agency GuoXuLei perturbation