IEC 60444-1 AMD 1-1999 用π型网络零相位技术测量石英晶体元件参数第1部分:用π型网络零相位技术测量石英晶体元件的谐振频率和谐振电阻的基本方法修改1
时间:2024-05-13 13:27:39 来源: 标准资料网 作者：标准资料网 阅读：8692
【英文标准名称】:Measurementofquartzcrystalunitparametersbyzerophasetechniqueina-network-Part1:Basicmethodforthemeasurementofresonancefrequencyandresonanceresistanceofquartzcrystalunitsbyzerophasetechniqueina-network;Amendment
【原文标准名称】:用π型网络零相位技术测量石英晶体元件参数第1部分:用π型网络零相位技术测量石英晶体元件的谐振频率和谐振电阻的基本方法修改1
【标准号】:IEC60444-1AMD1-1999
【标准状态】:现行
【国别】:国际
【发布日期】:1999-08
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC49
【标准类型】:()
【标准水平】:()
【中文主题词】:电气工程;测量技术;晶体(电子);测量仪器;频率;石英;共振频率;电子工程;谐振阻抗;压电器件
【英文主题词】:Crystals(electronic);Electricalengineering;Electronicengineering;Frequencies;Measuringinstruments;Measuringnetwork;Measuringtechniques;Piezoelectricdevices;Piezoelectricity;Quartz;Resonanceresistance;Resonantfrequency;Zerophase;Zero-method
【摘要】:ThisisAmendment1toIEC60444-1-1986(Measurementofquartzcrystalunitparametersbyzerophasetechniqueinapi-networkPart1:Basicmethodforthemeasurementofresonancefrequencyandresonanceresistanceofquartzcrystalunitsbyzerophasetechniqueinapi-network)
【中国标准分类号】:L21
【国际标准分类号】:31_140
【页数】:15P.;A4
【正文语种】:英语
【英文标准名称】:SpecificationforAnodes,SacrificialZincAlloy
【原文标准名称】:阳极镀锌合金规范
【标准号】:ANSI/ASTMF1182-2007
【标准状态】:现行
【国别】:美国
【发布日期】:2007-12-25
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:阳极;防腐蚀;锌
【英文主题词】:Anodes;Corrosionprotection;Zinc
【摘要】:Thisspecificationcoverstherequirementsforzincanodesintheformofslabs,plates,discs,androdsforcorrosionprotection(cathodicprotection)ofmetalsandalloys.Theanodesareprimarilyintendedtoreducecorrosionofsurfaceshipandsubmarinehulls,steelandaluminumequipmentandstructures,seachests,sonardomes,andtheseawatersideofcondensersandotherheatexchangers.Thevaluesstatedininch-poundunitsaretoberegardedasstandard.Themetric(SI)units,giveninparentheses,areforinformationpurposesonlyandmaybeapproximate.Thisstandarddoesnotpurporttoaddressthesafetyconcernsassociatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A29
【国际标准分类号】:77_150_60
【页数】:
【正文语种】:英语
Product Code:SAE AS85049/34
Title:Connector Accessories, Electrical, Backshell, Non-Environmental, Threaded Adapter, Category 3C (For MIL-DTL-26482 Series 1 Jam Nut Receptacle Connector)
Issuing Committee:Ae-8c1 Connectors Committee
Scope:Scope unavailable.