Duty description: as the group leader of system engineering section of fangjiashan project department in China's nuclear industry construction co., LTD.
责任描述：中国核工业二三建设有限公司核电方家山项目部从事管道技术管理工作，担任系统组组长。
The elevator USES is the rectangular section rail, can make the engineering staff directly to the working layer, simplifies the project additional complex system and mechanical system.
此种升降机采用的是矩形截面导轨，能够把工程人员直接送到工作层，简化了工程额外的复杂系和机械统。
This article mainly explains the principal composition, function and purpose of station and section civil works, and system engineering of urban subways.
主要阐述了城市地铁车站和区间土建工程、系统工程的主要构成、功能和作用。
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