"Adjusting Screws " CNS Standards List| Coffee vocabulary | Methods Chemical | Quality requirements | Steel bars | Hair Curling | Method ferric | Modular units | Stationary Governor | |
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CNS 4945
2017 Edition Adjusting Screws for Drawing Instruments 製圖儀器用調整螺釘 |
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CNS 4945
1983 Edition Adjusting Screws for Drawing Instruments 製圖儀器用調整螺釘 |
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