冷媒氟利氧制冷剂雪种压缩机134a冷媒134a制冷剂f12制冷剂f12冷媒金冷冷煤金冷制冷剂车扑冷媒车扑制冷剂壳牌冷媒壳牌制冷剂大榕树134冷媒大榕树制冷剂大榕树雪种大自然雪种大自然冷媒大自然制冷剂、氟利昂、防冻液,金冷HFC-13冷媒制冷者HFC-134冷媒大榕树HFC-134a冷媒车扑HFC-134a冷媒零度HFC-134a冷媒海飞134a冷媒银公主雪种(冷媒)R134A雪冠雪种(冷媒)R134A)