片语
projection apparatus[仪] 投影仪
high-power projecting apparatus大功率投影仪
projector(Projector)人名;(英)普罗杰克特
enlarge projecting apparatus扩大投影设备
liquid crystal projecting apparatus液晶投影仪
projecting apparatus room放映机房
Metal-halide lamps for projecting apparatus投影仪用金属卤化物灯