BS ISO 9336-3-1995 光学和光学仪器.应用.光转换功能.望远镜
时间:2024-05-18 05:22:27 来源: 标准资料网 作者：标准资料网 阅读：9683
【英文标准名称】:Opticsandopticalinstruments-Application-Opticaltransferfunction-Telescopes
【原文标准名称】:光学和光学仪器.应用.光转换功能.望远镜
【标准号】:BSISO9336-3-1995
【标准状态】:现行
【国别】:英国
【发布日期】:1995-02-15
【实施或试行日期】:1995-02-15
【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】:数学计算;棱镜;传递函数;经纬仪;试验条件;双筒望远镜;望远镜;光学仪器;试验设备;光学;准确度;光学测量;质量保证;试样制备;透镜
【英文主题词】:Applications;Opticalequipment;Opticalinstruments;Opticaltests;Optics;Telescopes;Testequipment;Testing;Testingconditions;Tests;Transferfunctions
【摘要】:Specifiesamethodoftestingtelescopesintermsofimagingstatesaimedatmakingvalidopticaltransferfunctionmeasurementsandalsoinformationonthetestingofsomeoftheircomponentsandsub-assemblies.
【中国标准分类号】:N30
【国际标准分类号】:37_020
【页数】:20P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforEvaluationofCytotoxicityofNanoparticulateMaterialsinPorcineKidneyCellsandHumanHepatocarcinomaCells
【原文标准名称】:评定猪肾脏细胞和人类肝癌细胞中纳米粒子材料细胞毒素的标准试验方法
【标准号】:ASTME2526-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:细胞;致癌力;评定;人;肾;医学科学;微生物学;测试
【英文主题词】:Cells;Cytotoxicity;Evaluation;Human;Kidney;Medicalsciences;Microbiology;Testing
【摘要】:
【中国标准分类号】:
【国际标准分类号】:07_100_10
【页数】:6P;A4
【正文语种】:英语
【英文标准名称】:StandardClassificationSystemforCopolymersofVinylideneFluoride(VDF)withOtherFluorinatedMonomers
【原文标准名称】:其他氟化单体和偏二氟乙烯(VDF)的共聚物用标准分类系统
【标准号】:ASTMD5575-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:D20.15
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:分类系统;共聚物;塑料
【英文主题词】:fluoropolymers;linecallout;plastics;poly(vinylidenefluoride)copolymers
【摘要】:1.1Thisclassificationsystemcoversbothdevelopingpropertydesignationsandspecificationsforthermoplasticcompositionsconsistingofvinylidenefluoride(VDF)polymersmodifiedwithotherfluoromonomersandproperty-enhancingadditives.Theotherfluoromonomersincludeoneormoreofthefollowing:hexafluoropropylene(HFP),tetrafluoroethylene(TFE),andchlorotrifluoroethylene(CTFE).Theadditivesarethosethatimproveitsflameresistance,processing,orphysicalproperties.However,theseadditivesarenotnormallyconsideredtobereinforcing.Thisclassificationsystemcoversthermoplasticcompositionssuppliedinpelletorpowderforms.1.2Adesignationorspecificationappliesonlytothevirginpolymerspreparedfromvinylidenefluoride(>50weight%)withoneormoreofthefollowingcomonomers:hexafluoropropylene,tetrafluoroethylene,andchlorotrifluoroethylene.Somepolymerscontainadditivestoenhancecertainproperties.1.3ThissystemconstitutesalinecalloutasameansofdesignatingandspecifyingpropertiesofVDF-basedcopolymers.Atleastfourofthedesignatedpropertiesareusedtodefineapolymer''sspecification.Specificationcriteriafrominternationaldocumentscanbeusediftheircriteriamatchdesignationpropertiescurrentlyusedbythisclassificationsystem.Thisclassificationsystemisnotintendedfortheselectionofmaterials.1.4Themanufacturerofthevirginresinshallestablishthedesignationofaresinbasedonthepropertyvaluecriteriainthisclassificationsystem.1.5Theminimumspecificationpropertiesareestablishedbythisclassificationsystem.Additionalspecificationproperties,basedonthedesignationpropertiescited,canbeestablishedbytheresinsupplierandcustomer.1.6ThevaluesstatedinSIunitsaretoberegardedasstandard.1.7ThepropertytestsareintendedtoprovideinformationforspecificationsofmodifiedVDF-copolymercompositions.Itisnotthepurposeofthisclassificationsystemtoprovideengineeringdatafordesignpurposes.Note1AlthoughthevalueslistedinTable1,Table2,Table3,Table4,Table5arenecessarytoincludetherangeofpropertiesavailableinexistingmaterials,theyarenottobeinterpretedasimplyingthateverypossiblecombinationofthepropertiesexistsorcanbeobtained.Itispossibleforauserordesigner,using,tocalloutpropertyrelationshipsthatarephysicallyimpossibletooccurinacopolymermadeusingcurrenttechnology.Note2Manyofthesepolymersexhibitpolymorphism.Thetypeandextentofcrystallinestructurewillvarywiththethermomechanicalhistoryofthesample.Propertiesvarybasedonthetechniqueusedtopreparethespecimens.1.8Testmethodsusedinthisclassificationsystemcanresultintheincidentalproductionofhazardousmaterials.ModifiedVDFpolymerfluoroplasticsmeltbetween90and182176;C(194and359176;F)andarethermallystableuptoabout350%176;C(662176;F),orsomewhathigher,dependingonthecomposition.(Evolutionofcorrosive,colorless,andtoxichydrogenfluoridecanoccurundercertainconditions.)Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SeeWarninginandSectionforspecifichazardsstatements.Note3Many,butnotallofthecodesandspecificationsfoundinthisclassificationsystemarealsoinISO12086-1andISO12086-2.
【中国标准分类号】:G32
【国际标准分类号】:
【页数】:12P.;A4
【正文语种】: