ISO/IEC 9592-3-1989 信息处理系统.计算机制图.程序员的分层交互制图系统(PHIGS).第3部分:档案文件的待处理报文的编码

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【英文标准名称】:Explosiveatmospheres-Explosionpreventionandprotection-Part2:Basicconceptsandmethodologyformining
【原文标准名称】:爆炸性环境.爆炸预防和防护.矿业用基本概念和方法
【标准号】:BSEN1127-2-2002+A1-2008
【标准状态】:现行
【国别】:英国
【发布日期】:2002-06-13
【实施或试行日期】:2002-06-13
【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】:事故预防;基础;气候;布;煤矿开采;燃料;接触安全装置;腐蚀;防腐蚀;定义;尘埃;电接触保护;电触点;电击;电气设备;电气安全;电磁的;电磁兼容性;电磁学;EMC;应急的;紧急措施;评估;爆炸危险;防爆;爆炸区;爆炸;爆炸性环境;火灾;防火安全;可燃性环境;气体;危害;火源;电离;救生设备;闪电;雷击;机械;矿井瓦斯;矿;采掘;职业安全;人员;预防作用;保护(装置);保护措施;辐射;危险;危险区域;安全;安全组件;安全装置;安全工程;安全措施;安全要求;规范(验收);表面温度;系统论;温度;培训;超声波学;地下挖掘;地下开采;用户信息;蒸气;工作场所安全
【英文主题词】:Accidentprevention;Basis;Climate;Cloth;Coalmining;Combustible;Contactsafetydevices;Corrosion;Corrosionprotection;Definitions;Dust;Electriccontactprotection;Electriccontacts;Electricshock;Electricalequipment;Electricalsafety;Electromagnetic;Electromagneticcompatibility;Electromagnetism;EMC;Emergency;Emergencymeasures;Evaluations;Explosionhazard;Explosionprotection;Explosionzone;Explosions;Explosiveatmospheres;Fire;Firesafety;Flammableatmospheres;Gases;Hazards;Ignitingsources;Ionizing;Life-savingequipment;Lightning;Lightningstroke;Machines;Minegas;Mines;Mining;Occupationalsafety;Personnel;Preventiveactions;Protection;Protectivemeasures;Radiation;Risk;Riskarea;Safety;Safetycomponents;Safetydevices;Safetyengineering;Safetymeasures;Safetyrequirements;Specification(approval);Surfacetemperatures;Systemology;Temperature;Training;Ultrasonics;Undergroundexcavations;Undergroundmining;Userinformation;Vapours;Workplacesafety
【摘要】:ThisEuropeanStandardgivesgeneralguidelinesforexplosionpreventionandprotectioninminingbyoutliningthebasicconceptsandmethodologyforthedesignandconstructionofequipment,protectivesystemsandcomponents.ThisEuropeanStandardappliestoGroupIequipment,protectivesystemsandcomponentsintendedforuseinundergroundpartsofminesandthosepartsoftheirsurfaceinstallationsatriskfromfiredampand/orflammabledust.ThisEuropeanStandardspecifiesmethodsfortheidentificationandassessmentofhazardoussituationsthatmayleadtoexplosionsanddescribesthedesignandconstructionmeasuresappropriatefortherequiredsafety.Thisisachievedby-hazardidentification;-riskassessment;-eliminationorminimizationofrisk;-informationforuse.Thesafetyofequipment,protectivesystems,andcomponentscanbeachieved,asdescribedinEN292-2:1991,byremovalofhazardsand/orlimitingtherisk,i.e.a)byriskreductionbydesign;b)bysafeguarding;c)byinformationforuse;d)byadditionalprecautions.Measuresinaccordancewitha)(prevention)andb)(protection)againstexplosionsaredealtwithinclause6ofthisstandard,measuresaccordingtoc)againstexplosionsaredealtwithinclause7ofthisstandard.Measuresinaccordancewithd)arenotdescribedinthisEuropeanStandard.Theyaredealtwithinclause6ofEN292-2:1991.ThepreventiveandprotectivemeasuresdescribedinthisEuropeanStandardwillnotprovidetherequiredlevelofsafetyunlesstheequipment,protectivesystemsandcomponentsareoperatedinlinewiththeirintendeduseandareinstalledandmaintainedaccordingtotherelevantcodesofpracticeorrequirements.Thisstandardisapplicabletoanyequipment,protectivesystemsandcomponentsintendedtobeusedinpotentiallyexplosiveatmospheres.Theseatmospherescanarisefromflammablematerialsprocessed,usedorreleasedbytheequipment,protectivesystemsandcomponentsorfrommaterialsinthevicinityoftheequipment,protectivesystemsandcomponentsand/orfromthematerialsofconstructionoftheequipment,protectivesystemsandcomponents.Asshotfiringcanreleasepotentiallyexplosiveatmospheres,thisstandardisalsoapplicabletotheequipmentusedforshotfiring,apartfromtheexplosivesanddetonators.Thisstandardisapplicabletoequipment,protectivesystemsandcomponentsatallstagesofuse.Thisstandardisnotapplicableto:-medicaldevicesintendedforuseinamedicalenvironment;-equipment,protectivesystemsandcomponentswheretheexplosionhazardresultsexclusivelyfromthepresenceofexplosivesorunstablechemicalsubstances;-equipment,protectivesystemsandcomponentswheretheexplosioncanresultfromreactionofsubstanceswithoxidizingagentsotherthanatmosphericoxygenorbyotherhazardousreactionsorconditionsotherthanatmosphericconditions;-equipmentintendedforuseindomesticandnon-commercialenvironmentswhereexplosiveatmospheresmayonlyrarelybecreatedandsolelyasaresultoftheaccidentalleakageoffuelgas;-personalprotectiveequipmentwithinthemeaningofDirective89/686/EEC;-thedesignandconstructionofsystemscontainingdesired,controlledcombustionprocesses,unlesstheycanactasignitionsourcesinpotentiallyexplosiveatmospheres;-mineswherefiredampand/orflammabledustarenotnaturallypresentandsurfaceinstallationssuchascoalpreparationplants,powerplants,cokeovenplantsetc.inwhichanexplosiveatmospherecanbepresent,butwhicharenotpartofacoalmine.ThesearecoveredbyEN1127-1:1997.
【中国标准分类号】:C67
【国际标准分类号】:13_230;73_100_01
【页数】:42P.;A4
【正文语种】:英语


【英文标准名称】:Dentalgypsum-bondedcastinginvestments(ISO7490:2000);GermanversionENISO7490:2000
【原文标准名称】:牙科用石膏粘接铸造熔模
【标准号】:DINENISO7490-2001
【标准状态】:作废
【国别】:德国
【发布日期】:2001-09
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:牙科材料;试验;试验;器具;模制材料;金合金;铸件;作标记;包埋料;熟石膏;冷拔;包装件;规范;模塑材料;冷拔(拉);石膏;铸塑;牙科学
【英文主题词】:Apparatus;Casting;Castings;Cold-draw;Cold-drawn;Dentalmaterials;Dentistry;Goldalloys;Gypsum;Investments;Marking;Mouldingmaterials;Mouldings(shapedsection);Packages;PlasterofParis;Specifications
【摘要】:
【中国标准分类号】:C33
【国际标准分类号】:11_060_10
【页数】:11P;A4
【正文语种】:德语