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Surface plates - natural hard rock surface plates - requirements and testing - Prüfplatten - Prüfplatten aus Naturhartgestein - Anforderungen, Prüfung
Surface plates - cast iron surface plates, requirements and testing - Prüfplatten - Prüfplatten aus Gußeisen - Anforderungen, Prüfung
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Measuring instruments. Measuring plates. - Instruments de mesurage
Determination of particle size distribution - Single particle light interaction methods - Part 1 : light scattering aerosol spectrometer - Détermination de la distribution granulométrique
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