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
Ropes and cordage--Equivalence between natural fibre ropes and man-made fibre ropes for use in mooring of vessels
实施日期:1990-06-30
Luftbeschaffenheit. Ermittlung der PM10-Fraktion von Schwebstaub. Referenzmethode und Feldpruefverfahren zum Nachweis der Gleichwertigkeit von Messverfahren und Refernzmessmethode Air Quality-Determina...
适用范围:This standard specifies the performance of PM10 sampling instruments in order to harmonize the monitoring within the framework of the European Union Council Directive 96/62/EC [1] on ambient air qualit...
实施日期:1999-03-15
实施日期:2008-01-01
实施日期:2010-02-28
Animal and vegetable fats and oils - Cocoa butter equivalents in cocoa butter and plain chocolate - Part 2: Quantification of cocoa butter equivalents
适用范围:This part of ISO 23275 specifies a procedure for the quantification of cocoa butter equivalents (CBEs) incocoa butter (CB) and plain chocolate by high-resolution capillary gas chromatography (HR-GC) of...
实施日期:2009-03-01
Electrical characteristics for unbalanced double-current interchange circuits
适用范围:本建议所规定的电特性,适用于数据信号速率在20000比特/秒极限以下操作的接口电路。本标准与CCITT建议V.28在技术上是完全一致的。
发布日期:1982-12-31 实施日期:1983-10-01
German standard methods for the examination of water, waste water and sludge; general information (group A); Part 71: equivalence of two analytical methods based on the comparision of results and their...
适用范围:The standard specifies a method to test the equivalence of the results obtained by two different analytical methods for the analysis of water samles. The test of equivalence is applied for the comparis...
Water quality -- Criteria for establishing equivalence between microbiological methods
适用范围:ISO 17994:2004 defines an evaluation procedure for comparing two methods intended for the detection or quantification of the same target group or species of microorganisms. ISO 17994:2004 provides the ...
发布日期:2004-05-01 实施日期:2004-05-01
Measurements of the electrical properties of low-power electronic tubes--Methods of measurement of equivalent noise resistance
Roating electrical machines - Equivalent loading and super-position techniques - Indirect testing to determine temperature rise
适用范围:本标准适用于GB 755-2000所覆盖的因各种原因不能加载到规定条件(额定或其他负载)进行热试验的电动机和发电机,不适用于1kW及以下的电机。 本标准的目的是说明确定旋转电机温升的各种间接负载试验法,包括交流感应电动机...
发布日期:2007-12-03 实施日期:2008-05-01
Test method for diameter and equivalent diameter of carbon fiber by microscope
实施日期:1983-10-01
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