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GB 26920.2-2015 商用制冷器具能效限定值和能效等级 第2部分:自携冷凝机组商用冷柜 Minimum allowable values of energy efficiency and energy efficiency grades for commercial refrigerating appliances—Part 2: Commercial refrigerated cabinets with self-contained condensing unit GB 26920.2-2015 商用制冷器具能效限定值和能效等级 第2部分:自携冷凝机组商用冷柜 Minimum allowable values of energy efficiency and energy efficiency grades for commercial refrigerating appliances—Part 2: Commercial refrigerated cabinets with self-contained condensing unit

GB 26920.2-2015 商用制冷器具能效限定值和能效等级 第2部分:自携冷凝机组商用冷柜 Minimum allowable values of energy efficiency and energy efficiency grades for commercial refrigerating appliances—Part 2: Commercial refrigerated cabinets with self-contained condensing unit

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