China National Standards

China closedconduits GB Standards List

  •  China "closedconduits" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 18940-2003 Measurement of gas flow in closedconduits--Turbine meters
    封闭管道中气体流量的测量 涡轮流量计    		 China National Standards
    closedconduits
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