GB 15989-1995 疟疾诊断标准及处理原则
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来源:标准资料网
基本信息
标准名称: | 疟疾诊断标准及处理原则 |
英文名称: | Diagnostic criteria and principles of management for malaria |
中标分类: |
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ICS分类: |
医药卫生技术 >>
医学科学和保健装置综合
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替代情况: | 调整为WS 259-2006 |
发布部门: | 国家技术监督局 中华人民共和国卫生部 |
发布日期: | 1995-12-21 |
实施日期: | 1996-07-01 |
首发日期: | 1995-12-21 |
作废日期: | 1900-01-01 |
主管部门: | 卫生部 |
归口单位: | 卫生部 |
起草单位: | 中国预防医学科学院 |
出版日期: | 1900-01-01 |
页数: | 平装16开, 页数:9, 字数:13千字 |
适用范围
本标准规定了疟疾的诊断标准及处理原则。本标准适用于各级各类防疫和医疗卫生机构对疟疾的诊断和处理。
前言
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目录
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引用标准
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所属分类: 医药卫生技术 医学科学和保健装置综合
【英文标准名称】:Cableddistributionsystemsfortelevisionandsoundsignals-Headendequipment
【原文标准名称】:电视和声音信号电缆分配系统.输入设备
【标准号】:BSEN50083-5-2002
【标准状态】:作废
【国别】:英国
【发布日期】:2002-02-06
【实施或试行日期】:2002-02-06
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:电视网;电视系统;电信系统;电信;等级(质量);有线传输(电信);电波测量;通信网;电缆电视;声信号;广播网;天线;视频信号;性能;电气试验;电学测量;可视信号;接收机;电子设备及元件;通信设备
【英文主题词】:Audiosignals;Broadcastengineering;Broadcastsignals;Broadcasting;Cabledistributioncubicles;Cabledistributionsystems;Cabletelevision;Cablednetworks;Central-antennatelevision;Definition;Definitions;Distributionsystems;Electromagneticcompatibility;EMC;Intermodulation;Measurement;Measuringtechniques;Noisebandwidths;Noisemeasurements;Properties;Ratings;Soundbroadcasting;Soundtransmission;Specification(approval);Television;Televisionbroadcasting;Televisiontechnology;Terminalstations;Transmission;Transmissiontechnique;Visionsignals
【摘要】:1GeneralStandardsofEN50083seriesdealwithcablenetworksfortelevisionsignals,soundsignalsandinteractiveservicesincludingequipment,systemsandinstallations·forheadendreception,processinganddistributionoftelevisionandsoundsignalsandtheirassociateddatasignalsand·forprocessing,interfacingandtransmittingallkindsofsignalsforinteractiveservicesusingallapplicabletransmissionmedia.Allkindsofnetworkslike·CATV-networks,·MATV-networksandSMATV-networks,·Individualreceivingnetworksandallkindsofequipment,systemsandinstallationsinstalledinsuchnetworks,arewithinthisscope.Theextentofthisstandardizationworkisfromtheantennas,specialsignalsourceinputstotheheadendorotherinterfacepointstothenetworkuptothesystemoutletortheterminalinput,wherenosystemoutletexists.Thestandardizationofanyuserterminals(i.e.tuners,receivers,decoders,multimediaterminalsetc.)aswellasofanycoaxialandopticalcablesandaccessoriesthereforisexcluded.2Specificscopeofthispart5Thisstandarddefinesthecharacteristicsofequipmentusedintheheadendsofterrestrialbroadcastandsatellitereceivingsystems(withoutsatelliteoutdoorunitsandwithoutthosebroadbandamplifiersintheheadendasdescribedinEN50083-3).ThesatelliteoutdoorunitsforFSSaredescribedinstandardETS300158,forBSSinstandardETS300249.Testmethodsforbothtypes(FSSandBSS)ofsatelliteoutdoorunitsarelaiddowninETS300457.Thisstandard·coversthefrequencyrange5MHzto3000MHz;·identifiesperformancerequirementsforcertainparameters;·laysdowndatapublicationrequirementsforcertainparameters;·stipulatesmethodsofmeasurements;·introducesminimumrequirementsdefiningqualitygrades(Q-grades).Asfaraspossiblethisstandardonlydealswiththeinterfacesbetweenheadendequipmentandonlyexplainsthefunctionoftheequipmentifthisisnecessarytosupportthedescriptionoftheinterfaces.Coder,transcoder,encrypter,decrypteretc.arenotdescribedinthisstandard.Ifsuchequipmentareusedinheadends,therelevantparametersforRF,video,audioanddatainterfaceshavetobemet.Accordingtothedefinitionsinclause3theheadendsaredividedintothefollowingthreequalitygrades:Grade1:localheadend/remoteheadendGrade2:hubheadendGrade3:MATVheadend/individualreceptionheadendPracticalexperiencehasshownthesetypesmeetmostofthetechnicalrequirementsnecessaryforsupplyingaminimumsignalqualitytothesubscribers.Thisclassificationshallnotbeconsideredasarequirementbutastheinformationforusersandmanufacturersontheminimumqualitycriteriaofthematerialrequiredtoinstallnetworksofdifferentsizes.Thesystemoperatorhastoselectappropriatematerialtomeettheminimumsignalqualityatthesubscriber'soutletandtooptimisecostperformance,takingintoaccountthesizeofthenetworkandlocalcircumstances.
【中国标准分类号】:M60
【国际标准分类号】:33_060_40
【页数】:58P;A4
【正文语种】:英语
基本信息
标准名称: | 冷冲模导正销和挡料装置 初始挡料装置 |
中标分类: |
机械 >>
工艺装备 >>
模具 |
发布日期: | 1984-12-24 |
实施日期: | 1985-07-01 |
首发日期: | |
作废日期: | |
出版日期: | |
页数: | 1页 |
适用范围
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前言
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目录
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引用标准
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所属分类: 机械 工艺装备 模具