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GB 11971-1989 加气混凝土力学性能试验方法

作者:标准资料网 时间:2024-04-30 04:23:12  浏览:9637   来源:标准资料网
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基本信息
标准名称:加气混凝土力学性能试验方法
中标分类: 建材 >> 建材产品 >> 绝热、吸声、轻质与防火材料
替代情况:被GB/T 11971-1997代替
发布日期:
实施日期:1990-08-01
首发日期:
作废日期:
出版日期:
适用范围

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引用标准

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所属分类: 建材 建材产品 绝热 吸声 轻质与防火材料
下载地址: 点击此处下载
【英文标准名称】:StandardSpecificationforHighwayTrafficMonitoringDevices
【原文标准名称】:公共交通监测装置的标准规范
【标准号】:ASTME2300-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:E17.52
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:准确性;空中;认可试验;车行道(公路);封闭物;条件;合格;控制器;变换;数据;测定;电的;电子的;电子设备及元件;过滤器;流动特性;功能;道路;识别;模型;监测;监测装置;运动;职业;性能要求;气动的;定购单;继电器;要求;信号处理;信号;国际单位制;固定件;规范;运输;管;拐弯处;定型鉴
【英文主题词】:dataitem;detector;incidentdetection;interaxlespacing;laneoccupancy;sensor;trafficmonitoringdevice;vehiclecounter;vehicleclassification;vehicledetector;vehicleflowmeasurement;vehiclepassage;vehiclepresence;vehiclesensor;vehiclespeed
【摘要】:1.1ThisspecificationdescribestherecommendedprocedureforidentifyingtheperformanceandoperatingrequirementstobeincludedinapurchaseorderforTrafficMonitoringDevices.Assuch,thespecificationcanbereferencedbytheuserandsellerwhendeterminingcompliancewitheachspecifiedrequirement.ItistheintentofthisspecificationtohavetheuserrequirethesellertoprovideevidencethatthebrandandmodelofTMDofferedbythesellerhaspassedanapplicableType-approvalTest.IftheTMDhasnotpreviouslypassedaType-approvalTest,thenitistheintentofthisspecificationtohavethedevicetype-approvedbeforeitisacceptedbytheuser.IftheTMDhaspreviouslypassedaType-approvalTest,thenthisspecificationrequiresthattheproductionversionofthedeviceprovidedbythesellerpassanOn-siteVerificationTestbeforebeingacceptedbytheuser.1.2TrafficMonitoringDeviceATrafficMonitoringDevice(TMD)isequipmentthatcountsandclassifiesvehiclesandmeasuresvehicleflowcharacteristicssuchasvehiclespeed,laneoccupancy,turningmovements,intervehiclegaps,andotherparameterstypicallyusedtoportraytrafficmovement.TMDsusuallycontainasensingelementthatconvertsthesignal-generatingphenomenon(suchas,airpulsegeneratedbyavehicletirepassingoverapneumatictube)intoanelectricalsignalandelectronicsthatamplify,filter,andotherwiseconditionthesignal.SomeTMDsprovideoutputsasrelayorsolid-stateswitchclosures,whileotherscontainsignalprocessingthattranslatesthesignalintotherequiredvehicleandvehicleflowdata.TMDswhoseoutputsarerelayorsolidstateswitchclosuresmaybeconnectedtoroadsidecontrollers,whichprocesstheswitch-closureinformationandconvertitintovehicleflowdata.1.3CharacterizationofTrafficMonitoringDevicesThisspecificationclassifiesTrafficMonitoringDevicesbythefunctionstheyperform,thedatatheyprovide,therequiredaccuracyofthedata,andtheconditionsunderwhichthedeviceisexpectedtooperateinconformitywiththerequirementsdevelopedthroughthisspecification.1.4Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunits,whichareprovidedforinformationonlyandarenotconsideredstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:R10
【国际标准分类号】:03_220_20
【页数】:6P.;A4
【正文语种】:


【英文标准名称】:StandardSpecificationforCommercialDishwashingMachines,Multiple-Tank,ContinuousOval-ConveyorType,HeatSanitizing
【原文标准名称】:商用多罐椭圆形连续输送型加热消毒洗碗机的标准规范
【标准号】:ASTMF1237-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:F26.01
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:commercialmultipletankovalrackconveyordishwasher;dishwashingmachine;warewasher;Dishwashingequipment(commercial)--specifications
【摘要】:1.1Thisspecificationcoverscommercialmultiple-tankdishwashingmachinesofthecontinuoustype,ovalshaped,withhorizontaltableconveyorsystems.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.3ThefollowingsafetyhazardscaveatpertainsonlytoSection12,TestMethods,ofthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Y68
【国际标准分类号】:
【页数】:6P.;A4
【正文语种】:英语



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