2014年底,包括地铁7号线在内的北京四条地铁线路通车试运营。住总轨道交通市政工程总承包部地铁7号线12标项目部的同志们历经四年多的奋战,终于实现了既定目标。位于朝阳区垡头的12标工地上,1600个日日夜夜发生的故事,有汗水、有欢笑、有泪水,汇聚在隧道中、车站里和建设者的心中……故事一:“光棍节”的生日2014年11月11日,是很多年轻 By the end of 2014, four subway lines in Beijing, including Metro Line 7, will be put into trial operation. Live the total rail transit Municipal Engineering Contracting Subway Line 7 12 standard project comrades after more than four years of hard work, and finally achieved the set goals. Located in Chaoyang District, the first 12 standard site, 1,600 days and nights of the story, there is sweat, laughter, tears, gathered in the tunnel, the station and the builders’ hearts ... ... Story 1: "Bachelor The birthday of the festival November 11, 2014 is a lot young