"Projector Lamps " CNS Standards List| Office Machines | Method chemical | Aluminium Potassium | Feeler Gages | Methods test | Information technology | Method test | Household similar | |
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CNS 3927
2018 Edition Projectors for Incandescent Lamps (Flood Light Type) 校對符號 |
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CNS 5162
2017 Edition Projector Lamps 投影幻燈片尺度 |
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