installed lamp flux density [for an interior lighting]
释义
installed lamp flux density [for an interior lighting]电灯光束密度(屋内照明的)installed lamp flux density [for an interior lighting][對於室內照明的]照明燈光通量密度電機工程installed lamp flux density [for an interior lighting]電燈光束密度(屋內照明的)電力工程