SJ/Z 9089.1-1987 数据交换用6.30mm宽,密度为394磁通翻转/毫米,39字符/毫米,成组编码记录的盒式磁带
时间:2024-05-23 01:28:09 来源: 标准资料网 作者:标准资料网 阅读:8995
基本信息
标准名称: | 数据交换用6.30mm宽,密度为394磁通翻转/毫米,39字符/毫米,成组编码记录的盒式磁带 |
英文名称: | Information processing-Data interchange on 6.30mm magnetic tape tartridge using GCR recording at 394 ftpmm,39 cpmm-Part 1: Mechanical,physical and magnetic properties |
中标分类: |
矿业 >>
矿业综合 >>
技术管理 |
发布日期: | 1987-11-27 |
实施日期: | 1987-11-27 |
首发日期: | 1900-01-01 |
作废日期: | 1900-01-01 |
出版日期: | 1900-01-01 |
页数: | 29页 |
适用范围
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所属分类: 矿业 矿业综合 技术管理
【英文标准名称】:StandardforSafetyforBatteryChargersforChargingEngine-StarterBatteries(proposaldated1-29-10)
【原文标准名称】:装载发电机启动器蓄电池用蓄电池充电器的安全性标准(草案到期1-29-10)
【标准号】:ANSI/UL1236-2010
【标准状态】:作废
【国别】:美国
【发布日期】:2010-01-01
【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】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:蓄电池供电;蓄电池充电器;商业用;电气工程;家用设备;内燃机;电动机;起动电池组;变换
【英文主题词】:Batterieoperation;Batterychargers;Commercialuse;Electricalengineering;Householdequipment;Internalcombustionengines;Motors;Starterbatteries;Transformation
【摘要】:
【中国标准分类号】:K84
【国际标准分类号】:29_200
【页数】:
【正文语种】:英语
【英文标准名称】:StandardPracticeforMeasuringSurfaceAtmosphericTemperaturewithElectricalResistanceTemperatureSensors
【原文标准名称】:用电阻温度感应器测量表面大气温度的标准实施规程
【标准号】:ASTMD6176-1997(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1997
【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】:D22.11
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:airtemperature;platinumresistancethermometer;resistancethermometer;solarandterrestrialradiationshields;thermistor;Airtemperature;Electricaltemperaturesensors;Platinumresistancethermometers(PRT);Resistancethermometers;Sensors;S
【摘要】:Applications8212;Ambientatmospherictemperaturemeasurementscanbemadeusingresistancethermometersformanypurposes.Theapplicationdeterminesthemostappropriatetypeofresistancethermometeranddatarecordingmethodtobeused.Examplesofthreetypicalmeteorologicalapplicationsfortemperaturemeasurementsfollow.Single-level,near-surfacemeasurementsforweatherobservations(1),thermodynamiccomputationsforindustrialapplications,orenvironmentalstudies(2).Temperaturedifferentialorverticalgradientmeasurementstocharacterizeatmosphericstabilityforatmosphericdispersionanalysesstudies(2).Temperaturefluctuationsforheatfluxortemperature,orvariancecomputations,orboth.Measurementsofheatfluxandtemperaturevariancerequirehighprecisionmeasurementswithafastresponsetochangesintheambientatmosphere.Purpose8212;Thispracticeisdesignedtoassisttheuserinselectinganappropriatetemperaturemeasurementsystemfortheintendedatmosphericapplication,andproperlyinstallingandoperatingthesystem.Themanufacturer''srecommendationsandtheU.S.EnvironmentalProtectionAgencyhandbookonqualityassuranceinmeteorologicalmeasurements(3)shouldbeconsultedforcalibrationandperformanceauditprocedures.1.1Thispracticeprovidesprocedurestomeasurerepresentativenear-surfaceatmospheric(outdoorair)temperatureformeteorologicalpurposesusingcommonlyavailableelectricalthermometershousedinradiationshieldsmountedonstationaryorportablemastsortowers.1.2Thispracticeisapplicableformeasurementsoverthetemperaturerangenormallyencounteredintheambientatmosphere,x2013;50to+50x00B0;C.1.3Airtemperaturemeasurementsystemsincludearadiationshield,resistancethermometer,signalcables,andassociatedelectronics.1.4Measurementscanbemadeatasinglelevelforvariousmeteorologicalpurposes,attwoormorelevelsforverticaltemperaturedifferences,andusingspecialequipment(atoneormorelevels)forfluctuationsoftemperaturewithtimeappliedtofluxorvariancemeasurements.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:N11
【国际标准分类号】:17_200_20
【页数】:5P.;A4
【正文语种】:英语