China National Standards

China Coding rules surface Industry Standards English PDF List

  •  China "Coding rules surface" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    HJ 1291-2023 Coding rules for surface water environmental quality monitoring points {译}
    地表水环境质量监测点位编码规则    		 China Environment Industry Standards
    Coding rules surface
    English PDF

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