短語(yǔ)詞組短語(yǔ)enlarge projecting apparatus 擴(kuò)大投影設(shè)備projecting apparatus room 放映機(jī)房liquid crystal projecting apparatus 液晶投影儀high -power projecting apparatus 大功率投影儀Metal -halide lamps for projecting apparatus 投影儀用金屬鹵化物燈 返回 projecting apparatus