China National Standards

China Technical specification cemented Industry Standards English PDF List

  •  China "Technical specification cemented" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    YB/T 4959-2021 Technical specification for cemented backfill of metallurgical mine tailings {译}
    冶金矿山尾矿胶结充填技术规范    		 China Metallurgy Industry Standards
    Technical specification cemented
    English PDF

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