"Type A1 " CNS Standards List| Method determining | Resistance ozone | Basket trolleys | Method test | Hexylene Glycol | Determination accuracy | General Principles | Silver nitrate | |
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CNS 4122
2017 Edition Type A1 standard test block for ultrasonic testing 超音波檢測用A1型標準規塊 |
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CNS 4122
1998 Edition Type A1 standard test block for ultrasonic testing 超音波檢測用A1型標準規塊 |
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