"cleanliness " CNS Standards List| Lamp controlgear | Involute Splines | Method test | Controllers electric | Chemical Reagent | General Rule | Child use | Footwear − | |
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CNS 15186-1
2019 Edition Cleanrooms and associated controlled environments - Part 1: Classification of air cleanliness 潔淨室及其附屬之控制環境-第1部:空氣清淨度之分級 |
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