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GB 50446-2017 standard english preview version PDF file download



GB Standard Code GB 50446-2017
Standard Category China National GB Standards
GB Standard English Title Code for construction and acceptance of shield tunnelling method
GB Standard Chinese Title 盾构法隧道施工及验收规范
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 50446-2017 standard PDF file for download ;
The GB 50446-2017 standard official version needs to be purchased to download.
 


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