"Microscopic testing" CNS Standards List| Method test | Method Test | Ductile Cast | Test methods | Information technology | Method test | Ignitron Welding | Acoustics − | |
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CNS 2910
2019 Edition Microscopic testing method for non-metallic inclusions in steel 鋼內非金屬介在物之顯微鏡試驗法 |
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