SJ 2485-1984 黑白电视广播接收机特高频(UHF)机械式调谐器技术要求及测量方法
作者:标准资料网 时间:2024-04-24 16:32:13 浏览:8763
来源:标准资料网
基本信息
标准名称: | 黑白电视广播接收机特高频(UHF)机械式调谐器技术要求及测量方法 |
英文名称: | Technical requirements and methods of measurement for UHF mechanical tuners used in monochrome TV broadcast receivers |
中标分类: |
机械 >>
机械综合 >>
技术管理 |
发布日期: | 1984-08-09 |
实施日期: | 1985-01-01 |
首发日期: | 1900-01-01 |
作废日期: | 2010-01-20 |
出版日期: | 1900-01-01 |
页数: | 28页 |
适用范围
本标准适用于黑白电视广播接收机用特高频(UHF)机械式调谐器。
前言
没有内容
目录
没有内容
引用标准
没有内容
所属分类: 机械 机械综合 技术管理
【英文标准名称】:Quartzcrystalcontrolledoscillators-Part2:Guidetotheuseofquartzcrystalcontrolledoscillators(IEC60679-2:1981)
【原文标准名称】:石英晶体受控振荡器.第2部分:石英晶体受控振荡器使用导则
【标准号】:DINIEC60679-2-1997
【标准状态】:现行
【国别】:德国
【发布日期】:1997-09
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:电路;组件;环境影响;电气工程;技术数据单;振荡器;温度范围;特性;特点;电子工程;应用;检查表;频率稳定;开关电路;压电器件;石英晶体控制振荡器;晶体(电子);电子设备及元件;指导手册;测量;元部件;规范
【英文主题词】:
【摘要】:Thedocumentdescribesthegeneralpropertiesandperformancecharacteristicsofquartzcrystalcontrolledoscillators.
【中国标准分类号】:L21
【国际标准分类号】:31_140
【页数】:19P;A4
【正文语种】:德语
【英文标准名称】:StandardGuideforVaporEncroachmentScreeningonPropertyInvolvedinRealEstateTransactions
【原文标准名称】:房地产交易中实施房产蒸气侵蚀排查的标准指南
【标准号】:ASTME2600-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:E50.02
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:Environmentalsiteassessment(ESA);Realestate-commerical;Vaporintrusion
【摘要】:Uses8212;ThisguideisintendedforuseonavoluntarybasisbypartieswhowishtoconductaVESonaparcelofrealestatetodetermineifaVECisidentifiedfortheTP(thatis,thepresenceorlikelypresenceofCOCvaporsinthesubsurfaceoftheTPcausedbythereleaseofvaporsfromcontaminatedsoiland/orgroundwatereitheronorneartheTPasidentifiedbytheTier1orTier2proceduresinthisguide).TheprocessdefinedinthisguideisascreeningprocessthatrequiresinformationsimilartoinformationgenerallycollectedaspartofaPracticeE1527PhaseIESAaswellasadditionalinformationdescribedinsubsection5.3andSection8ofthisguide.IfaVECisidentifiedbythisscreeningprocess,theusermayconductfurtherinvestigation.Thisguide,however,definesaprocedureforidentifyinginconnectionwithapropertyinvolvedinarealestatetransactionwhetheraVECexists,likelyexists,cannotberuledout,orcanberuledoutbecauseaVECdoesnotorisnotlikelytoexist.Theguidecanbeappliedtopropertywithexistingstructures,propertywithstructuresthatwillbesubstantiallyrehabilitated,propertywithoutexistingstructuresbuthavingplannedstructures(forexample,propertyindevelopment),orpropertywithoutexistingstructuresandwithnoplannedstructures(forexample,undevelopedpropertywithnoplanneddevelopment).ClarificationsonUse:UseinConjunctionwithPracticeE1527PhaseIESA8212;Thisguide,whenusedinconjunctionwithPracticeE1527PhaseIESA,mayassisttheuserandenvironmentalprofessionalindevelopinginformationaboutVECsassociatedwithaTP.Thisguidehasutilityforawiderangeofpersons,includingthosewhomaynotbeinvolvedinarealestatetransaction.IndependentUse8212;ThisguidemaybeusedindependentofaPracticeE1527PhaseIESAtodetermineifaVECexists,likelyexists,cannotberuledout,orcanberuledoutbecauseaVECdoesnotorisnotlikelytoexist.Site-Specific8212;ThisguideispropertyspecificinthatitrelatestoscreeningofVECsassociatedwithaspecificparcelofrealestate.Consequently,thisguidedoesnotaddressmanyadditionalissuesraisedintransactionssuchaspurchasesofbusinessentitiesorintereststherein,oroftheirassets,thatmaywellinvolveenvironmentalliabilitiespertainingtopropertiespreviouslyownedoroperatedorotheroff-siteenvironmentalliabilities.TheguidedoesnotreplaceaPhaseIESAconductedbyanenvironmentalprofessionaloranyobligationoftheenvironmentalprofessionalunderPractice