"Sands " CNS Standards List |
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CNS 387
2018 Edition Sands for buildings 建築用砂 |
Translated |
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CNS 8896
2017 Edition Method for Determining Permeability of Foundry Sands 鑄砂透氣度測定法 |
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CNS 8896
1982 Edition Method for Determining Permeability of Foundry Sands 鑄砂透氣度測定法 |
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