Elektrische Ger?te für den Hausgebrauch und ?hnliche Zwecke. Prüfvorschrift für die Bestimmung der Luftschallemission. Allgemeine Anforderungen Household and similar electrical appliances. Test code fo...
实施日期:2010-04-30
Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Survey method using an enveloping measurement surface over a r...
实施日期:2001-07-15
实施日期:2001-03-15
Paints and varnishes -- Determination of film thickness
发布日期:2007-02-01 实施日期:2007-02-01
Measurement of noise emitted by machines - Airborne noise emission enveloping surface method - Part 23: Gear transmisson
Air conditioners,liquid chilling packages,heat pumps and dehumidifiers with electrically driven compressors for space heating and cooling. Measurement of airborne noise. Determination of the sound powe...
实施日期:2013-07-01
Acoustics - Measurement of airborne noise emitted by information technology and telecommunications equipment (ISO 7779:2010); German version EN ISO 7779:2010
实施日期:2011-01-01
Household and similar electrical appliances - Test code for the determination of airborne acoustical noise - Part 1: General requirements
发布日期:2010-02-24 实施日期:2010-02-24
发布日期:2007-02-28 实施日期:2007-02-28
Geometrical Product Specifications (GPS) -- Length standards -- Gauge blocks
发布日期:1998-12-01 实施日期:1998-12-01
Verification of geometrical parameters - Micrometers - Part 3: Special design micrometer callipers for external measurement; characteristics, requirements, testing
Acoustics. Test code for the measurement of airborne noise emitted by rotating electrical machines
发布日期:2013-12-31 实施日期:2013-12-31
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