铁路桥梁球型支座（TB\T3320-2013 英文版）

　　To promote the exchange and cooperation in railway technology between China and the rest of the world， Planning and Standard Research Institute of National Railway Administration， entrusted by National Railway Administration of the People's Republic of China， organized the translation and preparation of Chinese railway technology and product standards.This standard is the official English version of Spherical Bearings for Railway Bridges （TB/T 3320-2013）. The original Chinese version of this standard was issued by the former Ministry of Railways of the People's Republic of China and came into effect on May 20， 2013. In case of discrepancies between the two versions 9 the Chinese version shall prevail. National Railway Administration of the People's Republic of China owns the copyright of this English version.Your comments are invited for next revision of this standard and should be addressed to Technology and Legislation Department of National Railway Administration and Planning and Standard Research Institute of National Railway Administration.Address： Technology and Legislation Department of National Railway Administration， No. 6， Fuxing Road， Beijing， 100891， P. R. China.Planning and Standard Research Institute of National Railway Administration， B block， JianGong Building， No. 1， Guanglian Road， Xicheng District， Beijing， 100055， P. R. China.The translation was performed by Zou Yunfeng and He Xuhui.The translation was reviewed by Peng Wei， Yan Bin， Zhou Mi， Guo Hui， Wen Yongkui， Zang Xiaoqiu， Wang Yingjie， Wang Hanfeng， Jing Haiquan， Chen Qi， Xiao Fei and Zhao Lin.

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