"Sound Calibrator" CNS Standards List| Pressure Sensitive | Equipment water | Austempered Spheroidal | Information technology | Method test | Rubber compounding | Method determination | Dotted type | |
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CNS 13331
2017 Edition Sound Calibrator 音壓校正器 |
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CNS 13331
1994 Edition Sound Calibrator 音壓校正器 |
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