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空调加是氟气还是氟利昂、? 有几种型号? 各型号的区别是什么、?熔沸点是多少? 空调氟利昂几种
氟利昂有几种?R22有何区别? 氟里昂制冷剂主要包括 R11、R12、R113、R114、R115、R500、R502 和 R22、R123、R141b、R142b 及 R134A、R125、R32、R407C、R410A、R152等 常用...
氟利昂有几种?R22有何区别? 氟里昂制冷剂主要包括 R11、R12、R113、R114、R115、R500、R502 和 R22、R123、R141b、R142b 及 R134A、R125、R32、R407C、R410A、R152等 常用...