Electroacoustics - Audiometric equipment - Part 6: Instruments for the measurement of otoacoustic emissions
适用范围:IEC 60645-6:2009 applies to instruments designed primarily for the measurement of otoacoustic emissions in the human external acoustic meatus evoked by acoustic probe pulses or tones. This standard def...
发布日期:2009-04-29 实施日期:2009-04-29
Audiometers - Part 4: Equipment for extended high-frequency audiometry (IEC 60645-4:1994); German version EN 60645-4:1995
适用范围:The document describes equipment which is designed for the measurement of hearing of frequencies higher than the conventional range used in pure tone audiometry. It specifies requirements for audiometr...
Classification of environmental conditions. Part 3: Classification of groups of environmental parameters and their severities. Introduction
适用范围:Establishes classes of environmental parameters and their severities, covering the extreme (short-term) conditions to which a product may be subjected when being transported, installed, stored and used...
发布日期:1984-01-01 实施日期:1984-01-01
实施日期:2006-10-01
实施日期:2008-01-01
实施日期:2010-02-28
Specifications for high-voltage (greater than 1000 v) expulsion-type distribution-class fuses,fuse and disconnecting cutouts,fuse disconnecting switches,and fuse links,and accessories used with these d...
实施日期:2009-12-09
发布日期:2013-07-01 实施日期:2013-07-01
Dentistry-Soft lining material for removable dentures-Part 1:Materials for short-term use
适用范围:YY 0174的本部分规定了短期用义齿软衬材料的物理性能、试验方法、包装、标识、生产厂的使用说明书的要求。
发布日期:2009-06-16 实施日期:2010-12-01
Kunststoff-Rohrleitungssysteme. Rohre und Formstuecke aus glasfaserverstaerkten duroplastischen Kunststoffen (GFK). Pruefverfahren zur Feststellung der Dichtigkeit der Wand unter Kurzzeit-Innendruck Pl...
适用范围:Pipes, Pipe fittings, Plastics, Thermosetting polymers, Reinforced materials, Glass fibres, Leak tests, Watertightness tests, Pressure testing, Hydraulic tests, Test equipment
实施日期:1997-01-15
Geosynthetics -- Determination of compression behaviour -- Part 2: Determination of short-term compression behaviour
适用范围:ISO 25619-2:2008 specifies an index test method for determining the short-term compressive behaviour of geosynthetics. It can be used to determine the deformation behaviour under short-term compressive...
发布日期:2008-12-01 实施日期:2008-12-01
Dentistry - Roft lining materials for removable dentures - Part 1: Materials for short-term use
实施日期:2006-11-01
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