BS 6068 Sec.6.4-1987 水质.第6部分:取样.第4节:天然湖水和人工湖水取样导则

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【英文标准名称】:Bearings,airframerolling-Singlerowself-aligningrollerbearingsinsteel-Dimensionsandloads
【原文标准名称】:机体轴承.钢制的单列自调心滚子轴承.尺寸和负载
【标准号】:BSEN3053-1994
【标准状态】:现行
【国别】:英国
【发布日期】:1994-07-15
【实施或试行日期】:1994-07-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:润滑;耐腐蚀钢;静荷载;钢;工作范围;飞行器部件;轴承;尺寸;温度;名称与符号;滚子轴承;粗糙度;飞机机架轴承;设计;直径;质量(物质);自位轴承;尺寸公差;单列轴承;作标记;滚动轴承;负荷;位置公差;扭矩;粗糙度(表面);质量
【英文主题词】:
【摘要】:Thisstandardspecifiesthecharacteristicsofsinglerowself-aligningrollerbearingsinsteeldesignedtowithstandonlyslowrotations,oscillationsand/orswivellingunderload.Theyareintendedforuseinbellcrankleverendsorattheendofrigidflightcontrolrodsfortransmissionpurposes,beforeorafterservooperation.Theairframerollingbearingsdefinedinthisstandardareusedfrom-54℃to+150℃.However,beinglubricatedwiththefollowinggreases:-veryhighpressuregrease,estertype(codeA),operationalrange-73℃to+121℃or-veryhighpressuregrease,synthetichydrocarbons,generalpurpose(codeB),operationalrange-54℃to+177℃(seeEN3280),theirfieldofapplicationwhenlubricatedwithcodeAgreaseislimitedto+121℃.note:1)Fornewdesign,usepreferablybearingsincorrosionresistingsteel,seeEN3055.
【中国标准分类号】:V22
【国际标准分类号】:49_035
【页数】:12P;A4
【正文语种】:英语


【英文标准名称】:Mechanicalvibration-Measurementandassessmentofhumanexposuretohand-transmittedvibration-Practicalguidanceformeasurementattheworkplace
【原文标准名称】:机械振动.人体手传振动的测量与评价.用于现场测量的实施指南
【标准号】:BSENISO5349-2-2002
【标准状态】:现行
【国别】:英国
【发布日期】:2002-02-11
【实施或试行日期】:2002-02-11
【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】:机器;人类工效学;效应;卫生和安全要求;测量;手-臂体系;指导手册;评定;机械性能;振动;振动工程;保健;工作地点;职业安全;人体;安全要求;机械环境影响(对人体);普通控制系统;测量仪器;振动影响(对人体);工具;振动测量;人;定义;生理效应(对人体);工件
【英文主题词】:Definition;Definitions;Effects;Ergonomics;Evaluations;Guidebooks;Hand-armsystems;Healthandsafetyrequirements;Healthprotection;Humanbody;Machines;Measurement;Measuringinstruments;Mechanicaleffects(humanbody);Mechanicalproperties;Occupationalsafety;Pedestrian-controlledsystems;People;Physiologicaleffects(humanbody);Safetyrequirements;Tools;Vibration;Vibrationeffects(humanbody);Vibrationengineering;Vibrationmeasurement;Workingplaces;Workpieces
【摘要】:ThispartofISO5349providesguidelinesforthemeasurementandevaluationofhand-transmittedvibrationattheworkplaceinaccordancewithISO5349-1.ThispartofISO5349describestheprecautionstobetakentomakerepresentativevibrationmeasurementsandtodeterminethedailyexposuretimeforeachoperationinordertocalculatethe8-henergy-equivalentvibrationtotalvalue(dailyvibrationexposure).ThispartofISO5349providesameanstodeterminetherelevantoperationswhichshouldbetakenintoaccountwhendeterminingthevibrationexposure.ThispartofISO5349appliestoallsituationswherepeopleareexposedtovibrationtransmittedtothehand-armsystembyhand-heldorhand-guidedmachinery,vibratingworkpieces,orcontrolsofmobileorfixedmachinery.
【中国标准分类号】:J04
【国际标准分类号】:13_160
【页数】:46P;A4
【正文语种】:英语