China National Standards

China Determination sound power Industry Standards English PDF List

  •  China "Determination sound power" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    QB/T 3918-1999 Determination of sound power level for noise emitted by leather machnery
    皮革机械噪声声功率级的测定    		 China Light Industry Standards
    Determination sound power
    English PDF

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