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SAE AS1913 Hose Assembly, Polytetrafluoroethylene, Cres Reinforced, 400 掳F, 3000 psi, Lightweight, Beam Seal, 45掳 to 90掳

作者:标准资料网 时间:2024-04-29 21:37:01  浏览:8573   来源:标准资料网
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Product Code:SAE AS1913
Title:Hose Assembly, Polytetrafluoroethylene, Cres Reinforced, 400 掳F, 3000 psi, Lightweight, Beam Seal, 45掳 to 90掳
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:No scope available.
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【英文标准名称】:StandardSpecificationforZincMasterAlloysforUseinHotDipGalvanizing
【原文标准名称】:热浸镀锌用锌母合金的标准规范
【标准号】:ASTMB860-2009ae1
【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】:B02.04
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:增白剂
【英文主题词】:brightener;zinc;zincalloys;zinc-aluminumalloy;zinc-antimonyalloy;zincmasteralloys;zincmetal;Brightener;Zinc--specifications;Zincalloys--specifications;Zinc-aluminum(ZA)coatings;Zinc-antimonyalloy;Zincelectrodepositedcoatings--spec
【摘要】:1.1Thisspecificationcoverszincmasteralloyswhichareusedinhotdipgalvanizingforthepurposeofadjustingtheconcentrationofcertainalloyingelementsinthemoltenzincbath.Table1coversthechemicalcompositionofthesematerialswhichincludesixmasteralloysofzinc-aluminum(brightener)andonemasteralloyofzinc-antimony.
【中国标准分类号】:H62
【国际标准分类号】:
【页数】:3P.;A4
【正文语种】:英语


【英文标准名称】:Electroacoustics-Audiologicalequipment-Part1:Pure-toneaudiometers
【原文标准名称】:电声学听力设备第1部分:纯音听力计
【标准号】:IEC60645-1-2001
【标准状态】:作废
【国别】:国际
【发布日期】:2001-06
【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/TC29
【标准类型】:()
【标准水平】:()
【中文主题词】:听力试验;声学测量;校正;安全;听觉;听力计;医用电气设备;听觉阈;听度;纯普听力图;仿真耳;仿真乳突;计量学;电医学;文献工作;定义;定义;测量仪器;电声学;电气工程;试验;试验;试验;试验;声学设备;规范(验收);使用说明;作标记;检验;声级;声学
【英文主题词】:Acousticequipment;Acousticmeasurement;Acoustics;Adjustingelements;Airtubes;Artificialears;Artificialmastoids;Audiobility;Audiometers;Audiometry;Auditorythreshold;Batteries;Boneconduction;Calibration;Chaincases;Classes;Commissioning;Contact;Definitions;Density;Diagnosticequipment;Distortionfactors;Duration;Earprotectors;Earsimulators;Ears;Electricpowersystems;Electricalengineering;Electricalmedicalequipment;Electricalsafety;Electroacoustics;Electromagnetism;Electromedicine;Electrostatics;Environment;Environmentalcondition;Equipment;Fluctuation;Force;Frequencies;Headphones;Hearingabilitytests;Hearing(auditoryperception);Hearingtests;Humidity;Inspection;Instructionsforuse;Interferences;Letterings;Loudspeakers;Mainspowersupply;Marking;Maskingnoise;Measurementofthresholdofaudibility;Measuringincertainity;Measuringinstruments;Metrology;Modulation;Noise;Noise(environmental);Operation;Operationalinstructions;Precision;Pure-toneaudiometers;References;Safety;Safetyrequirements;Sensitivity;Signals;Sound;Soundabsorption;Soundintensity;Soundlevels;Soundpressure;Soundradiation;Soundtransducer;Specification(approval);Steps;Strips;Switches;Testsignals;Testing;Velocity;Zonesofreach
【摘要】:ThispartofIEC60645specifiesgeneralrequirementsforaudiometersandparticularrequirementsforpure-toneaudiometersdesignedforuseindetermininghearingthresholdlevels,incomparisonwithstandardreferencethresholdlevelsbymeansofpsychoacoustictestmethods.TheobjectofthisInternationalStandardistoensure:a)thattestsofhearing,particularlythreshold,inthefrequencyrange125Hzto8000HzonagivenhumanearperformedwithdifferentaudiometerswhichcomplywiththisInternationalStandardusingmethodsdescribedinISO8253-1andISO6189shallgivesubstantiallythesameresults;b)thattheresultsobtainedrepresentavalidcomparisonbetweenthehearingoftheeartestedandthereferencethresholdofhearing;c)thataudiometersareclassifiedaccordingtotherangeoftestsignalstheygenerate,accordingtothemodeofoperationoraccordingtothecomplexityoftherangeofauditoryfunctionstheytest.
【中国标准分类号】:N65
【国际标准分类号】:13_140
【页数】:69P.;A4
【正文语种】:英语



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