ISO 9357-1990 作物保护设备农业喷雾器药罐容积和灌注口直径
时间:2024-05-19 14:13:22 来源: 标准资料网 作者：标准资料网 阅读：9518
【英文标准名称】:Equipmentforcropprotection;agriculturalsprayers;tanknominalvolumeandfillingholediameter
【原文标准名称】:作物保护设备农业喷雾器药罐容积和灌注口直径
【标准号】:ISO9357-1990
【标准状态】:现行
【国别】:国际
【发布日期】:1990-06
【实施或试行日期】:1990-06-01
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC23
【标准类型】:()
【标准水平】:()
【中文主题词】:装填填料装置;农用设备;农业;喷射装置;水箱;体积;农用喷雾器;喷雾设备(农业);农业机械;规范;尺寸;容器
【英文主题词】:Agriculturalequipment;Agriculturalmachines;Agriculture;Containers;Cropprotection;Dimensions;Fillingdevices;Instrumentscales;Mechanicalengineering;Specifications;Sprayers;Sprayingequipment(agriculture);Tanks(containers);Volume
【摘要】:ThisInternationalStandardspecifiesvaluesforthenominalvolumeoftanksanddimensionsofthefill-ingholeofagriculturalsprayers.Itappliestohand-held,mounted,trailedofself-propelledequipmentwithtankswithoutoverpress-ureforcropprotection.Italsogivesindicationsforscalebetweenmarksforthecontentsgauge.
【中国标准分类号】:B91
【国际标准分类号】:65_060_40
【页数】:1P.;A4
【正文语种】:英语
【英文标准名称】:Acoustics-Determinationofsoundpowerlevelsofnoisesourcesusingsoundpressure-Comparisonmethodinsitu
【原文标准名称】:声学.用声压测定噪声源的声级.现场比对法
【标准号】:BSENISO3747-2009
【标准状态】:作废
【国别】:英国
【发布日期】:2010-04-30
【实施或试行日期】:2010-04-30
【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】:
【英文主题词】:Acousticmeasurement;Acoustictesting;Acoustics;Comparison;Comparisonmethods;Definitions;Determination;Ergonomics;Insitu;Inspection;Machinenoise;Machines;Measuringaccuracy;Measuringincertainity;Methods;Noise;Noise(environmental);Noiselevels;Noisemeasurements;Noisesources;Operatingconditions;Precision;Safety;Safetyofmachinery;Sonictesting;Soundlevel;Soundlevels;Soundpressure;Soundsources;Specification(approval);Testing;Use
【摘要】:1.1ThisInternationalStandardspecifiesamethodfordeterminingthesoundpowerlevelsofsoundsourcesinsitu,especiallyifnon-movable.Acomparisonmethodisusedandallmeasurementsarecarriedoutinoctavebands.Themeasurementuncertaintydependsonthetestenvironment.Themeasurementuncertaintyisevaluatedbycomparingwithanindicatordescribingthespatialsounddistribution.Theaccuracywilleitherbethatofanengineeringmethodorasurveymethod.Thesoundpowerlevelofthesourceundertestiscalculatedfromthemeasuredvaluesofthesoundpressurelevelsproducedatspecifiedmeasurementpointsbythesourceandbyareferencesoundsource,respectively.Thesoundpowerleveliscalculatedusingthecalibratedvaluesofthereferencesoundsourceandthedifferencesbetweenthevaluesobtainedwiththesourceundertestandthoseofthereferencesoundsource.Allcalculationsarecarriedoutinoctavebands,fromwhichtheA-weightedsoundpowerlevelisdetermined.1.2ThisInternationalStandardisapplicabletoallkindsoftestenvironmentswhicharetobefoundoutsidealaboratoryenvironment,providedthatthebackgroundnoiselevelissufficientlylowandthesoundpressurelevelatthemicrophonepositionsdependsmainlyonreflectionsfromtheroomsurfaces.1.3ThisInternationalStandardisprimarilyapplicabletosourceswhichradiatebroad-bandnoise.Itmay,however,alsobeusedforsourceswhichradiatenarrow-bandnoiseordiscretetones,althoughthemeasurementuncertaintymightthenbecomelargerthanstatedherein.
【中国标准分类号】:Z32
【国际标准分类号】:17_140_01
【页数】:30P.;A4
【正文语种】:英语
MIL-G-81937A, MILITARY SPECIFICATION: GREASE, INSTRUMENT, ULTRA-CLEAN (27 DEC 1984)., This specification covers the requirements for one grade of an ultra-clean instrument grease with characteristics which permit its use from -54 deg. C to 121 deg. C.