精品久久亚洲中文无码,欧美大屁股喷潮水XXXX,国产精品香蕉成人网在线观看,亚洲AV无码AV在线影院

Shanxi Central South Railway Channel Project
時間:2018-11-16 source:本站


Introduction: the total length of line of three pipe sections of Shanxi Central South railway channel engineering is 16.605km, and the project structures include tunnel 4  /15655m (Ganyanggou Tunnel, Qinjiaao Tunnel, Shaoyu Tunnel, Yanzhuang No.1 Tunnel), bridge 4 /671.02m, subgrade 7 sections in total /271.77m. Tunnel bottom reinforcement: 861m in total; ballastless track 14048 (single line) linear meters.


津ICP備 12005657號-1

工會抖音公眾號

微信公眾號

聯(lián)系方式

地址:Airport Construction Engineering Co.,Ltd

電話:022-66708712

傳真:022-66708713

022-66708712

yhsgs@cccc-yhs.com

景泰县| 富裕县| 巴中市| 乃东县| 静安区| 务川| 泸溪县| 芮城县| 象州县| 科技|