"Porcelains " CNS Standards List |
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CNS 6773
2021 Edition Permissible Limits of Visual Defects for Insulating Porcelains 絕緣瓷器之外觀檢查 |
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CNS 6772
2017 Edition Methods of Test for Insulating Porcelains 絕緣瓷器試驗法 |
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CNS 6772
1993 Edition Methods of Test for Insulating Porcelains 絕緣瓷器試驗法 |
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