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JJF 1147-2006

Chinese Standard: 'JJF 1147-2006'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)See DetailStatusRelated Standard
JJF 1147-2006English529 Add to Cart Days<=4 Calibration specfication for acoustic performance of anechoic rooms and hemi-anechoic rooms JJF 1147-2006 Valid JJF 1147-2006

  SIMILAR Google-Books for your assessment (Full-PDF of JJF 1147-2006_English needs to be translated from scratch):
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