【英文标准名称】:Informationtechnology—Telecommunicationsandinformationexchangebetweensystems—Powerlinecommunication(PLC)—HighspeedPLCmediumaccesscontrol(MAC)andphysicallayer(PHY)—Part1:GeneralrequirementsTECHNICALCORRIGENDUM1
【原文标准名称】:信息技术.系统间通信和信息交换.电力线通信(PLC).高速PLC的媒体访问控制(MAC)和物理层(PHY).第1部分:通用要求.技术勘误表1
【标准号】:ISO/IEC12139-1TechnicalCorrigendum1-2010
【标准状态】:现行
【国别】:国际
【发布日期】:2010-02-01
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:TechnicalCorrigendum1toISO/IEC12139-1:2009waspreparedbyJointTechnicalCommitteeISO/IECJTC1,Informationtechnology,SubcommitteeSC6,Telecommunicationsandinformationexchangebetweensystems.
【中国标准分类号】:L78
【国际标准分类号】:35_110
【页数】:1P.;A4
【正文语种】:英语


【英文标准名称】:StandardPracticeforControllingOccupationalExposuretoRespirableCrystallineSilicaforConstructionandDemolitionActivities
【原文标准名称】:控制在建筑及拆卸活动中因职业性接触吸入结晶硅的标准方法
【标准号】:ASTME2625-2009
【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】:E34.30
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:crystallinesilicadust;cristobalite;dust;occupationalexposure;permissibleexposurelimits;quartzdust;respirators;respiratoryprotection;tridymite
【摘要】:Thesepracticesandcriteriaweredevelopedforoccupationalexposuresduringconstructionanddemolitionactivities.Theyareintendedto(a)protectagainstclinicallysignificantdiseasefromexposuretorespirablecrystallinesilica,(b)bemeasurablebytechniquesthatarevalid,reproducible,andreadilyavailable,and(c)beattainablewithexistingtechnologyandprotectivepractices.1.1Thispracticedescribesseveralactionstoreducetheriskofharmfuloccupationalexposuresinenvironmentscontainingrespirablecrystallinesilica.Thispracticeisintendedfortheuniqueconditionsduringconstructionanddemolitionactivities.1.2HealthrequirementsrelatingtooccupationalexposuretorespirablecrystallinesilicanotcoveredinthispracticefallunderthejurisdictionofPracticeE1132.1.3Nothinginthispracticeshallbeinterpretedasrequiringanyactionthatviolatesanystatuteorrequirementofanyfederal,state,orotherregulatoryagency.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:C52
【国际标准分类号】:13_040_30
【页数】:8P.;A4
【正文语种】:英语