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本标准适用于公称容积为0.3~3.0m~3、制冷剂为R12(CCl_2F_2)、R22(CHClF_2)、和R502(CHClF_2/CClF_2CF_3)的单级蒸汽压缩式制冷系统冷藏柜的制造和验收。
This standard is applicable to the manufacture and acceptance of single-stage vapor compression refrigerating cabinets with a nominal volume of 0.3-3.0 m³, refrigerants R12 (CCl_2F_2), R22 (CHClF_2), and R502 (CHClF_2 / CClF_2CF_3).