【英文标准名称】:Hand-heldmotor-operatedelectrictools-Safety-Part2-8:particularrequirementsforshearsandnibblers.
【原文标准名称】:手持式电动工具.安全性.第2-8部分:金属板剪和步冲轮廓机的特殊要求
【标准号】:NFC75-745-2-8-2010
【标准状态】:现行
【国别】:法国
【发布日期】:2010-01-01
【实施或试行日期】:2010-01-09
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:壳体;夹具;间隙;导(线)管;连接件;定义;设计;介电强度;距离;耐久性;接地导线;电器;(电网)电源;电击;电动工具;电气工程;电气安全;电传动系统;环境;环境条件;设备安全;耐火性;火灾危险;手动工具;加热;家用设备;不熟练的;输入电流;批注;检验;绝缘电阻;绝缘件;漏电路径;机床;作标记;机械安全;抗湿;电动的;步冲轮廓机;噪声(环境的);操作;步进控制系统;轻便机床;功率消耗;保护(装置);防电击;辐射;防锈;安全;安全工程;安全要求;剪刀;螺钉;剪床;金属板剪切机;规范(验收);起动;材料强度;试验;试验条件;热稳定性;工具
【英文主题词】:Bodies;Clamps;Clearances;Conduits;Connections;Definitions;Design;Dielectricstrength;Distances;Durability;Earthconductors;Electricappliances;Electricmains;Electricshock;Electrictools;Electricalengineering;Electricalsafety;Electricaltransmissionsystems;Environment;Environmentalcondition;Equipmentsafety;Fireresistance;Firerisks;Handtools;Heating;Householdequipment;Inexpert;Inputcurrent;Inscription;Inspection;Insulatingresistance;Insulations;Leakagepaths;Machinetools;Marking;Mechanicalsafety;Moistureresistance;Motor-operated;Nibblers;Noise(environmental);Operation;Pedestrian-controlledsystems;Portablemachinetools;Powerconsumption;Protection;Protectionagainstelectricshocks;Radiation;Rustprotection;Safety;Safetyengineering;Safetyofmachinery;Safetyrequirements;Scissors;Screws(bolts);Shears;Sheetmetalshears;Specification(approval);Start;Strengthofmaterials;Testing;Testingconditions;Thermalstability;Tools
【摘要】:
【中国标准分类号】:K64
【国际标准分类号】:25_140_20
【页数】:19P;A4
【正文语种】:其他


【英文标准名称】:Sensoryanalysis-Methodology-Generalguidanceformeasuringodour,flavourandtastedetectionthresholdsbyathree-alternativeforced-choice(3-AFC)procedure
【原文标准名称】:感官分析.方法学.用三点选配(3-AFC)法测定气味、香味和味觉探测阈值的通用指南
【标准号】:ISO13301-2002
【标准状态】:现行
【国别】:国际
【发布日期】:2002-09
【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/TC34
【标准类型】:()
【标准水平】:()
【中文主题词】:阈值;方法学;定义;味觉;香味;检测极限;食品;感官分析(食品);指导手册;气味测定法;方法;农产品
【英文主题词】:Agriculturalproducts;Aroma;Definitions;Detectionlimit;Foodproducts;Guidebooks;Methodologies;Methods;Odorimetry;Sensoryanalysis(food);Taste;Thresholdvalue
【摘要】:ThisInternationalStandardprovidesguidanceon:—obtainingdataonthedetectionofchemicalstimulithatevokeresponsestoodour,flavourandtastebya3-AFC(three-alternativeforced-choice)procedure;—theprocessingofthedatatoestimatethevalueofathresholdanditserrorbounds,andotherstatisticsrelatedtothedetectionofthestimulus.Typically,theprocedureswillbeusedinoneofthefollowingtwomodes:—investigationofthesensitivityofassessorstospecificstimuli;—investigationoftheabilityofachemicalsubstancetostimulatethechemoreceptivesenses.(Althoughexperimentsmayencompassbothmodes.)Examplesofthefirstmodewouldincludestudiesofthedifferencesamongindividualsorspecifiedpopulationsofindividualsinsensitivitiesandoftheeffectsofage,gender,physiologicalcondition,disease,administrationofdrugsandambientconditionsonsensitivity.Examplesofthelattermodewouldinclude:—studiesinflavourchemistryandtheimpactofspecifiedchemicalsontheflavouroffoods;—classificationofchemicalsfortheirimpactonhumans,ifpresentintheenvironment;—studiesontherelationshipofmolecularstructuretocapacityofachemicaltoactasastimulant;—qualityassuranceofgaseouseffluentsandofwater,foodsandbeverages;—studiesinthemechanismofolfaction.Inbothmodesthewayinwhichprobabilityofacorrectresponsechangeswithintensityofstimulus,i.e.theslopeofthedose/responsecurve,couldbeanimportantaspectofthestudyaswellasthethresholdvalue,andthedataprocessingproceduresdescribedhereprovidethisinformation.ThefocusofthisInternationalStandardisondatarequirementsandoncomputationalprocedures.Regardingthevalidityofthedata,thetextisrestrictedtogeneralrulesandprecautions.Itdoesnotdifferentiatebetweendetectionanddifferencethresholds;fundamentally,theproceduresmeasureadifferencethresholdbecauseatestsampleiscomparedwithareferencesample.Typically,thereferencesampleisnotintendedtocontainthestimulusunderinvestigation,buttheGuidelinesdonotexcludeexperimentaldesigninwhichthereferencecouldcontainthestimulus,oritmightnotbeknownifthereferencecontainsthestimulus.TheGuidelinesdonotmeasurearecognitionthresholdasdefinedinISO5492.TheydonotaddressthestandardizationofmethodsofdeterminingairqualityasaEuropeanStandardisinpreparation[9].
【中国标准分类号】:X04
【国际标准分类号】:67_240
【页数】:27P.;A4
【正文语种】:英语