Measurement & Testing
| Sun 29 Mar 2026
Beijing, March 30 -- China Tiesiju Civil Engineering Group has submitted a patent application for Sleeper Bearing Surface Measuring and Polishing Adjusting Method. This invention was developed by Li Yangyang, Wang Dengtao, Wang Xiaoyu, Gu Jianlin, Chen Zhiyuan, Hong Yucheng, Tian Huibin, Liu Gen, Sun Ao, Zhou Changchang, Li Xia,..