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DIN 51871:1971-02

Отменен
Testing of gaseous fuels and other technical gases; determination of dew point of water vapour, method by means of cooled mirror — 4 стр.
ICS
75.160.30 Gaseous. Including liquefied petroleum gases / Газообразное топливо
71.100.20 Gases. Including compressed air and hydrogen / Газы промышленного применения. Включая сжатый воздух