China National Standards

China Calibration specification building Industry Standards English PDF List

  •  China "Calibration specification building" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    JJF 1142-2006 Calibration specification for building acoustic
    建筑声学分析仪校准规范    		 China Metrological Standards
    Calibration specification building
    English PDF

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