DIN 45635-12:1978-03 Measurement of noise emitted by machines; Airborne noise measurement, enveloping surface method; Electrical switchgear and control gear

标准编号：DIN 45635-12:1978-03

英文标题：Measurement of noise emitted by machines; Airborne noise measurement, enveloping surface method; Electrical switchgear and control gear

德文标题：Geräuschmessungen an Maschinen; Luftschallmessung, Hüllflächen-Verfahren, Elektrische Schaltgeräte

发布日期：1978-03

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