12月7日，施工人员在甘肃阿克塞境内海拔3700多米的当金山口进行高空作业。今年5月份开工的新疆电网与西北主网联网750千伏第二通道输变电工程目前正在加紧施工。按计划，这项工程将于2013年建成。750千伏第二通道输变电工程是国家电网“十二五”重点建设项目，是疆电外送的重要通道之一，建成后将成为甘肃酒泉、新疆哈密、青海柴达木地区风能和太阳能发电的重要外送通道，线路全长2180公里，工程投资95.6亿元。新华社记者 连振祥 摄     On December 7,,Construction personnel within the territory of AKeSai in gansu province at an altitude of more than 3700 meters when jinshan mouth for aerial work.In may this year start of xinjiang northwest power grid and the main network of 750 kv power transmission and transformation project is the second channel are stepping up their construction.According to plan,The project will be completed in 2013.The second channel 750 kv power transmission and transformation project is the national power grid"1025"Key construction projects,In xinjiang is the important power to one of the channel,It will be jiuquan/Xinjiang hami/Qinghai chaidamu areas wind and solar power important delivery channel,Line (2180 km),Project investment is 9.56 billion yuan.Xinhua news agency reporter even vibration cheung perturbation

    12月7日，施工人员在甘肃阿克塞境内海拔3700多米的当金山口吊装塔架。新华社记者 连振祥 摄     On December 7,,Construction personnel within the territory of AKeSai in gansu province at an altitude of more than 3700 meters when jinshan mouth lifting tower.Xinhua news agency reporter even vibration cheung perturbation

    12月7日，施工人员在甘肃阿克塞境内海拔3700多米的当金山口组装塔架。新华社记者 连振祥 摄     On December 7,,Construction personnel within the territory of AKeSai in gansu province at an altitude of more than 3700 meters when jinshan mouth assembly tower.Xinhua news agency reporter even vibration cheung perturbation