Freon exists both in liquid and gaseous states.氟利昂有液态和气态两种形态。Ref. Freon piping to be done air - tightness test and vacuum test.冷藏氟利昂管系密性试验和真空试验.It adopts Freon to refrigeration. It is safe and reliable.采用氟里昂制冷, 安全可靠,温度自动...

n.氟里昂，氟氯烷，二氯二氟[氟三氯]甲烷（商标名，一种无色气体冷冻剂）...

Freon的音标：Freon的英式发音音标为：['fri:ɔn]Freon的美式发音音标为：['friˌɑn]...