Modular Co-ordinating Sizes or Air-Conditioning Units for Dwellings
发布日期:1979-04-06 实施日期:1991-03-15
发布日期:2013-06-01 实施日期:2013-06-01
实施日期:2008-03-31
Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 6: Effectiveness of residual cur...
发布日期:2007-07-16 实施日期:2007-07-16
Acoustics -- Reference zero for the calibration of audiometric equipment -- Part 2: Reference equivalent threshold sound pressure levels for pure tones and insert earphones
发布日期:1994-07-01 实施日期:1994-07-01
Direct acting recording electrical measuring instruments and their accessories.
实施日期:1989-03-01
Image quality assurance in X-ray diagnosis - Part 55 Acceptance testing in direct radiographic and fluoroscopic X-ray-systems including film processing
Elektrische Sicherheit in Niederspannungsnetzen bis AC 1000 V und DC 1500 V. Ger?te zum Prüfen,Messen oder ?berwachen von Schutzma?nahmen. Wirksamkeit von Fehlerstrom-Schutzeinrichtungen (RCD) in TT-,T...
实施日期:2007-12-31
Test methods for concrete; determination of the compressive strength in hardened concrete in structures and components; application of reference lines and evaluation with special methods
Technical product documentation - Digital product definition data practices
实施日期:2008-12-01
发布日期:2006-12-12 实施日期:2006-12-12
Mechnische Normung von Halbleiterbauelementen. Empfehlungen zum automatischen Filmbonden (TAB) von integrierten Schaltungen Mechanical Standardization of Semiconductor Devices Part 5:Recommendations Ap...
实施日期:1997-09-15
Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 7: Phase sequence
发布日期:2007-01-29 实施日期:2007-01-29
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