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水电工程覆盖层预应力锚索技术规范(英文版)

Technical Code for Prestressed Anchor Cable on Overburden Layer of Hydropower Projects
标准号:NB/T 35100-2017E
Technical Code for Prestressed Anchor Cable on Overburden Layer of Hydropower Projects
标准号:NB/T 35100-2017E