obscuration (of smoke)

同义词释义

1)obscuration (of smoke),烟雾的不透光性;烟雾的不透明性 OOS2)oxides of sulphur,硫的氧化物 OOS3)quality-of-service,OoS服务质量4)smokeproof['sməukpru:f],不透烟的5)smoke tightness,不透烟性6)ozone observing station,臭氧观测站 OOS