China National Standards

China pump）system GB Standards List

  •  China "pump）system" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 27941-2011 Code of design and installation for multi-split air conditioning （heat pump）system
    多联式空调（热泵）机组应用设计与安装要求    		 China National Standards
    pump）system
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