China National Standards

China ZBK Industry Standards English PDF List

  •  China "ZBK" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    QB/T 1444-1992 (ZBK type light special two leaves Roots vacuum pump)
    ZBK型轻式专用两叶罗茨真空泵    		 China Light Industry Standards
    ZBK
    English PDF

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