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城镇供热系统标志标准
Standard for city heating system signs
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多联式空调(热泵)工程施工技术规程(附条文说明)
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家用燃气器具旋塞阀总成
Cock assembly for domestic gas appliance
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集成灶
Integration cooking appliances
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城市轨道交通车辆空调、采暖及通风装置技术条件
Technical specifications of heating ventilating and air conditioning for vehicles of urban rail transit vehicles
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混空轻烃燃气
Air-light hydrocarbon mixing gas
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采暖通风与空气调节工程检测技术规程
Technical specification for test of heating & ventilating and air-conditioning engineering
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燃气用具连接用不锈钢波纹软管
Stainless steel corrugated tubes for the connection of gas appliances
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冷凝式家用燃气快速热水器
Condensing domestic gas instantaneous water heaters
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家用燃气用具电子式燃气与空气比例调节装置
Electronic gas/air ratio adjustment devices for household gas appliances
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