"Writing boards " CNS Standards List| Hexagon Set | Glossary terms | Method cement | Locating Pin | Detonating Cord | Method Test | Methods test | Test Code | |
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CNS 12035
2020 Edition Writing boards for educational institutions − Ergonomic, technical and safety requirements and their test methods 教育機構用書寫板-人因工程、技術及安全之要求事項與其試驗法 |
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