NF C20-403-5-2002 环境试验.第3-5部分:支持文件编制和指南.温度室的性能确定
作者:标准资料网 时间:2024-05-21 05:49:56 浏览:9937
来源:标准资料网
【英文标准名称】:Environmentaltesting-Part3-5:supportingdocumentationandguidance-Confirmationoftheperformanceoftemperaturechambers.
【原文标准名称】:环境试验.第3-5部分:支持文件编制和指南.温度室的性能确定
【标准号】:NFC20-403-5-2002
【标准状态】:现行
【国别】:法国
【发布日期】:2002-08-01
【实施或试行日期】:2002-08-05
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:电气工程;温度;热室;指导手册;温度试验;材料试验;试验;定义;定义;试验大气环境;环境试验
【英文主题词】:Definition;Definitions;Electricalengineering;Environmentaltesting;Guidebooks;Heatingchamber;Materialstesting;Performance;Temperature;Temperaturetest;Testatmospheres;Testing
【摘要】:
【中国标准分类号】:A21
【国际标准分类号】:19_040
【页数】:13P;A4
【正文语种】:其他
【英文标准名称】:Non-destructivetesting-Ultrasonicinspection-Evaluationelectroniccharacteristicsofuntrasonictestinstruments
【原文标准名称】:无损检验.超声检测.评估超声试验仪器的电子特性
【标准号】:ISO12710-2002
【标准状态】:现行
【国别】:国际
【发布日期】:2002-09
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC135
【标准类型】:()
【标准水平】:()
【中文主题词】:电子工程;电子仪器;测量技术;测试;无损检验;超声检验
【英文主题词】:measuringtechniques;ultrasonictesting;electronicinstruments;non-destructivetesting;electronicengineering;testing
【摘要】:1ThisInternationalStandardestablishestheproceduresformeasuringperformancecharacteristicsofcomponentsofpulse-echoultrasonicnon-destructivetestinginstrumentsincludingbothanaloganddigitaltypeinstrumentswithscreendisplays.Theaimistoestablishuniformityofevaluationtechniques,toformabasisfordatacorrelationandforinterpretationofresultsobtainedfromdifferentlaboratoriesandatdifferenttimes.NotethatthisInternationalStandardestablishesnoacceptancecriteria;suchcriteriashouldbespecifiedbyuserparties.Theusualcomponentsofultrasonicnon-destructivetestinginstrumentsandtheperformancecharacteristicsforwhichproceduresformeasuringthesecharacteristicsareincludedandlistedin1.2to1.6.2Powersupplysection:—lineregulation—batterydischargetime—batterychargetime3Pulsersection:—pulseshape—pulseamplitude—pulserisetime—pulselength—pulsefrequencyspectrum4Receiversection:—verticallinearity—frequencyresponse—noiseandsensitivity—dBcontrols5Timebasesection:—horizontallinearity—clock(pulserepetitionrate)6Gatesection/alarmsection:—delayandwidth—resolution—alarmlevel—gainuniformity—analogoutput—back-echogatelinearity
【中国标准分类号】:H26
【国际标准分类号】:19_100
【页数】:30P.;A4
【正文语种】:英语
Product Code:SAE J2794
Title:Power Cylinder Oil Consumption: Transport Mechanisms
Issuing Committee:Piston And Ring Standards Committee
Scope:This document covers oil transport mechanisms from the power cylinder which might affect oil consumption. It will not discuss in detail the oil consumption mechanisms from other components.
