China National Standards

China Steamed ball Industry Standards English PDF List

  •  China " Steamed ball" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    QB/T 1927.4-1993 (Steamed ball of energy balance and thermal efficiency calculation method)
    蒸球能量平衡及热效率计算方法    		 China Light Industry Standards
    Steamed ball
    English PDF

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