短語詞組短語visual idle indication lamp 空線信號燈Visual indication of selection 選擇的視覺提示audible and visual indication 聲光指示visual l idle indication lamp 空線信號燈visual glide path indication system 下滑道目視指示系統(tǒng)indication visual 可見信號Visual and audible leak indication 顯示和聲音泄漏指示 返回 visual indication