词汇	不透明度
释义	不透明度 opacitycoefficient of opacity nontransparencyopagueness
随便看	radio directional beacon radio directional beam radio directional bearing radio directional finder radio directional finding radio direction and ranging radio direction and track radiodirection finder radio direction finder radio direction-finder radio direction finder antenna radio direction finder deviation radio direction finder error radio-direction finder method radio direction finder power unit radio direction finder quadrantal error radio direction finder, RDF radio direction finder station radio direction-finder station radio direction finding Radio direction finding radio direction-finding radio-direction finding radio direction finding apparatus radio direction finding chart