在线观看丝袜第一页|中文字幕久热中文|伊人色综合久久天天人手人婷日韩|国产婷婷综合网|久久久久久久免费|亚洲伊人久久字幕网|五月天婷婷电影网站|国产无遮挡裸体女|人人妻人人澡人人看|色婷婷久久久久久久

Strengthening

Location:Home>Strengthening

Bridge Elevated-Lucky Bridge
2024-07-04 14:48:45

Project introduction: Lekai Bridge is located in Baoding, Hebei. As a key project of Beijing-Tianjin-Hebei transportation integration, Baoding's Lekai Street South Extension Project, which spans 21 railway lines including Beijing-Guangzhou Railway, is the swivel cable-stayed bridge with the largest span and heaviest swivel tonnage in the world. Cable-stayed bridge.

Application product: Magnetorheological damper


1597995339494032.png  1597995408254259.png  1597995412221726.png