ASTM C305-2011 塑性稠度的水硬性水泥泥浆和灰浆机械搅拌标准实施规程
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【英文标准名称】:StandardPracticeforMechanicalMixingofHydraulicCementPastesandMortarsofPlasticConsistency
【原文标准名称】:塑性稠度的水硬性水泥泥浆和灰浆机械搅拌标准实施规程
【标准号】:ASTMC305-2011
【标准状态】:现行
【国别】:
【发布日期】:2011
【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】:C01.22
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:Thispracticeisintendedforuseinthemechanicalmixingofpastesandmortarsforthetestingofhydrauliccements.1.1Thispracticecoversthemechanicalmixingofhydrauliccementpastesandmortarsofplasticconsistency.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:
【国际标准分类号】:91_100_10
【页数】:3P.;A4
【正文语种】:
【英文标准名称】:Non-cellulosicpapersforelectricalpurposes-Part1:Definitionsandgeneralrequirements
【原文标准名称】:电工用非纤维素纸.第1部分:定义和一般要求
【标准号】:IEC60819-1-2009
【标准状态】:现行
【国别】:国际
【发布日期】:2009-09
【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/TC15
【标准类型】:()
【标准水平】:()
【中文主题词】:芳族聚酰胺;芳族聚酰胺纤维;陶瓷;定义;交付;电气工程;电绝缘材料;纤维;一般条件;玻璃;玻璃纤维;绝缘材料;绝缘纸;非纤维素的;无纺织织物;包装件;纸;塑料;塑料纤维;聚乙烯;聚对苯二甲酸乙二醇酯;聚丙烯;固体电气绝缘材料;规范;规范(验收)
【英文主题词】:Aramide;Aramidefibres;Ceramics;Definitions;Delivery;Electricalengineering;Electricalinsulatingmaterials;Fibres;Generalconditions;Glass;Glassfibres;Insulatingmaterials;Insulatingpapers;Non-cellulosic;Non-wovenfabrics;Packages;Paper;Plastics;Plasticsfibre;Polyethylene;Polyethyleneterephthalate;Polypropylene;Solidelectricalinsulatingmaterials;Specification;Specification(approval)
【摘要】:
【中国标准分类号】:K15
【国际标准分类号】:01_040_29;29_035_01;29_035_99
【页数】:16P;A4
【正文语种】:英语
【英文标准名称】:Informationtechnology.Radio-frequencyidentificationforitemmanagement.Parametersforairinterfacecommunicationsat2,45GHz
【原文标准名称】:信息技术.项目管理的射频识别.2.45GHz空中接口通信的参数
【标准号】:BSISO/IEC18000-4-2004
【标准状态】:作废
【国别】:英国
【发布日期】:2004-09-09
【实施或试行日期】:2004-09-09
【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】:空中接口;自动;频带;字符识别;代码表示;代码;译码;编码(数据转换);通信;传播过程;变换;数据采集;数据交换;数据格式;数据处理;数据表示;数据传送;定义(术语);描述;编码;货物交换;频率;贸易;高频;高频工程;识别;信息交换;信息技术;交替使用性;条款;贴标签;管理;目的;实体分配管理;协议;射频;射频信号;规范;规范(验收);符号
【英文主题词】:Airinterfaces;Automatic;Bandoffrequencies;Characterrecognition;Codedrepresentation;Codes;Coding;Coding(dataconversion);Communication;Communicationprocesses;Conversion;Dataacquisition;Dataexchange;Dataformats;Dataprocessing;Datarepresentation;Datatransfer;Definitions;Descriptions;Encoding;Exchangeofgoods;Frequencies;Goodtrade;Highfrequencies;High-frequencyengineering;Identification;Informationinterchange;Informationtechnology;Interoperability;Item;Labellings;Management;Objects;Physicaldistributionmanagement;Protocols;Radiofrequencies;Radio-frequencysignals;Specification;Specification(approval);Symbols
【摘要】:ThispartofISO/IEC18000definestheairinterfaceforradiofrequencyidentification(RFID)devicesoperatinginthe2,45GHzIndustrial,Scientific,andMedical(ISM)bandusedinitemmanagementapplications.ThepurposeofthispartofISO/IEC18000istoprovideacommontechnicalspecificationforRFIDdevicesthatmaybeusedbyISOcommitteesdevelopingRFIDapplicationstandards.ThispartofISO/IEC18000isintendedtoallowforcompatibilityandtoencourageinter-operabilityofproductsforthegrowingRFIDmarketintheinternationalmarketplace.ThispartofISO/IEC18000definestheforwardandreturnlinkparametersfortechnicalattributesincluding,butnotlimitedto,operatingfrequency,operatingchannelaccuracy,occupiedchannelbandwidth,maximumEIRP,spuriousemissions,modulation,dutycycle,datacoding,bitrate,bitrateaccuracy,bittransmissionorder,andwhereappropriateoperatingchannels,frequencyhoprate,hopsequence,spreadingsequence,andchiprate.ThispartofISO/IEC18000furtherdefinesthecommunicationsprotocolusedintheairinterface.ThispartofISO/IEC18000containstwomodes.Thefirstisapassivetagoperatingasaninterrogatortalksfirstwhilethesecondinabatteryassistedtagoperatingasatagtalksfirst.Thedetailedtechnicaldifferencesbetweenthemodesareshownintheparametertables.
【中国标准分类号】:L78
【国际标准分类号】:35_240_60
【页数】:108P;A4
【正文语种】:英语
