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GB 10493-1989 standard english preview version PDF file download



GB Standard Code GB 10493-1989
Standard Category China National Standards
GB Standard English Title Technical specification for crossing signal equipment within the station
GB Standard Chinese Title 铁路站内道口信号设备技术条件
Chinese Version Price $15 USD per 50 pages
English Translation Price About $15  per 1 page; Inquire us for detail price

 
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This is a preview version of GB 10493-1989 standard PDF file for download ;
The GB 10493-1989 standard official version needs to be purchased to download.
 


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