亚洲一区二区精品视频_精品国产一区二区三区av_亚洲一级无码av毛片琢磨影院_哺乳期噴奶水丰满少妇午夜片

Home > Solution > Case
Solution Case

Key project - Qinghai-Tibet Railway

 
 

Qinghai-Tibet Railway is the first high -altitude railway using GSM-R digital communication in China. All line adopts Ticom GSM-R GSM-R fiber optic repeater, which is used in Wind volcano tunnel(The highest plateau permafrost tunnel in the world ), Kunlun Mountains tunnel( the  longest plateau permafrost tunnel in the world), and other tunnels. Qinghai-Tibet Railway was put into use in July 2006.

 
 
 

Previous:Key project- Datong -Qinhuangdao high-speed railway

Next:Key project-Shijiazhuang -Taiyuan Passenger Dedicated Line