"retracting " CNS Standards List| Sands buildings | Marking Hatchway | Microbiological method | Basic Environmental | Base Tangent | Steel Furring | Information technology | Involute Splines | |
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CNS 14253-3
2019 Edition Personal fall-arrest systems − Part 3: Self-retracting lifelines 個人擒墜系統−第3 部：自動回縮救生索 |
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