China National Standards

China supply,sewerage,gas GB Standards List

  •  China "supply,sewerage,gas" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB 50032-2003 Code for earthquake - resistant design of outdoor water supply,sewerage,gas and heating engineering
    室外给水排水和燃气热力工程抗震设计规范    		 China National Standards
    supply,sewerage,gas
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