"Clay roof " CNS Standards List| Ring Gauge | Specification qualification | 50Ω 75Ω | Method test | Countersinks 120° | Dental Wrought | Dehumidifiers | Cone proof | |
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CNS 462
2022 Edition Clay rooftiles 黏土瓦 |
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CNS 462
2020 Edition Clay roof tiles 黏土瓦 |
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