- data projector
- 数据: data; record; information
- 投影仪: projecting apparatus; projec ...
- 投影仪: diascope; kptprojector; measuring projector; ohoverhead projector; optical comparator; projecting apparatus; projection apparatus; projection i trument; projection instrument; projectionmeter; projector
- 比较投影仪: universal comparison projector
- 测量投影仪: measuring projector
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