ANSI X3.301-1997 信息技术.SCSI-3初级指令(SPC)
作者:标准资料网 时间:2024-05-20 04:55:04 浏览:8684
来源:标准资料网
【英文标准名称】:Informationtechnology-SCSI-3PrimaryCommands(SPC)
【原文标准名称】:信息技术.SCSI-3初级指令(SPC)
【标准号】:ANSIX3.301-1997
【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】:定义;信息技术;数据通信;控制信号;信息交换;信号传输;小型计算机系统接口;小型计算机系统接口;数据传送;数据处理
【英文主题词】:definitions;datatransfer;controlsignals;scsi;informationinterchange;datacommunication;informationtechnology;dataprocessing
【摘要】:
【中国标准分类号】:L60
【国际标准分类号】:
【页数】:179P.;A4
【正文语种】:英语
【英文标准名称】:Arcweldingequipment-Part10:Electromagneticcompatibility(EMC)requirements
【原文标准名称】:弧焊设备.第10部分:电磁兼容性(EMC)要求
【标准号】:IEC60974-10-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-08
【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/TC26
【标准类型】:()
【标准水平】:()
【中文主题词】:电弧焊;电弧焊电缆;定义;电气工程;电磁兼容性;EMC;排放;抗扰性;防电击;规范(验收);测试;测试条件
【英文主题词】:Alternatingcurrent;Antennas;Arcwelding;Arcweldingcables;Arc-weldingequipment;Capacitors;Classification;Conditions;Conduits;Connections;Coordination;Criterion;Definitions;Earthing;Electricmains;Electricalengineering;Electricalsafety;Electromagneticcompatibility;Electromagneticinterferences;Electromagnetism;EMC;Emission;Enclosures;Entrances;Evaluations;Feed;Floors;Gascylinders;Grids;Ignitiondevices;Immunity;Influencequantities;Insulations;Interconnectingpipelines;Interferencerejections;Interferingemissions;Limits(mathematics);Maintenance;Measuringequipment;Methods;Potentialequalization;Productstandards;Protectionagainstelectricshocks;Qualificationtests;Radiation;Remotecontrolsystems;Shields;Specification(approval);Stabilization;Supply;Tables;Testing;Testingconditions;Testingset-ups;Use;Welding;Weldingengineering;Weldingequipment;Weldingpowersupply;Wires;Workpieces
【摘要】:ThispartofIEC60974specifiesa)applicablestandardsandtestmethodsforradio-frequency(r.f.)emissions;b)applicablestandardsandtestmethodsforharmoniccurrentemission,voltagefluctuationsandflicker;c)immunityrequirementsandtestmethodsforcontinuousandtransient,conductedandradiateddisturbancesincludingelectrostaticdischarges.Thisstandardisapplicabletoequipmentforarcweldingandalliedprocesses,includingpowersourcesandancillaryequipment,forexamplewirefeeders,liquidcoolingsystemsandarcstrikingandstabilizingdevices.NOTE1Alliedprocessesare,forexample,plasmacuttingandarcstudwelding.NOTE2Thisstandarddoesnotspecifybasicsafetyrequirementsforarcweldingequipmentsuchasprotectionagainstelectricshock,unsafeoperation,insulationcoordinationandrelateddielectrictests.Arcweldingequipmenttypetestedinaccordancewith,andwhichhasmettherequirementsof,thisstandardisconsideredtobeincomplianceforallapplications.
【中国标准分类号】:J64
【国际标准分类号】:25_160;25_160_30;33_100_01
【页数】:46P;A4
【正文语种】:英语
【英文标准名称】:Steel-Determinationofcontentofnonmetallicinclusions-Micrographicmethodusingstandarddiagrams
【原文标准名称】:钢非金属夹杂物含量的测定标准图显微法
【标准号】:ISO4967-1998
【标准状态】:现行
【国别】:国际
【发布日期】:1998-10
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC17
【标准类型】:()
【标准水平】:()
【中文主题词】:非金属夹杂物;比较试验;缩微照相;材料规范;含量测定;钢;试验;试验
【英文主题词】:Comparativetests;Contentdetermination;Materialsspecification;Micrographics;Non-metallicinclusions;Steels;Testing;Tests
【摘要】:ThisInternationalStandardspecifiesamicrographicmethodofdeterminingthenonmetallicinclusionsinrolledorforgedsteelproductshavingareductionratioofatleast3usingstandarddiagrams.Thismethodiswidelyusedtoassessthesuitabilityofasteelforagivenuse.However,sinceitisdifficulttoachievereproducibleresultsowingtotheinfluenceofthetestoperator,evenwithalargenumberofspecimens,precautionsshouldbetakenwhenusingthemethod.NOTEForcertaintypesofsteel(e.g.,freecuttingsteels),thestandardizeddiagramsdescribedinthisInternationalStandardmaynotbeapplicable.ThisInternationalStandardalsoprovidesforthedeterminationofnonmetallicinclusionsbyimageanalysistechnologies(seeannexD).
【中国标准分类号】:H24
【国际标准分类号】:77_040_99
【页数】:37P;A4
【正文语种】:英语
