China National Standards

China Calibration Specification Omnidirectional Industry Standards English PDF List

  •  China "Calibration Specification Omnidirectional" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    JJF 1468-2014 Calibration Specification for Omnidirectional Sound Sources
    无指向性声源校准规范    		 China Metrological Standards
    Calibration Specification Omnidirectional
    English PDF

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