NF L24-184-1996 航空航天系列.镀镉合金钢制短螺纹紧公差标准杆带翼型十字槽盘形头螺钉.等级:900MPa(环境温度)/235℃(欧洲标准EN2886)
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【英文标准名称】:Aerospaceseries.Screws,panhead,offsetcricuformrecess,closetolerancenormalshank,shortthread,inalloysteel,cadmiumplated.Classification:900MPa(atambienttemperature)/235degreescelsius.
【原文标准名称】:航空航天系列.镀镉合金钢制短螺纹紧公差标准杆带翼型十字槽盘形头螺钉.等级:900MPa(环境温度)/235℃(欧洲标准EN2886)
【标准号】:NFL24-184-1996
【标准状态】:现行
【国别】:法国
【发布日期】:1996-11-01
【实施或试行日期】:1996-11-05
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:V20
【国际标准分类号】:49_030_20
【页数】:10P;A4
【正文语种】:其他
【英文标准名称】:RecoveryAttachmentPointsforPassengerCars,Vans,andLightTrucks
【原文标准名称】:小客车、有篷货车和轻型卡车的恢复连接点
【标准号】:ANSI/SAEJ2069-1993
【标准状态】:现行
【国别】:美国
【发布日期】:1993-01
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:牵引装置;机动车工程
【英文主题词】:automotiveengineering;towingattachment
【摘要】:ThisSAERecommendedPracticeisintendedtoprovideguidelinestothevehiclemanufacturerforapplyingrecoveryattachmentpointsonvehiclesratedupto7000lbGVW,suchaspassengercars,vans,andlighttrucks.Thisdocumentisintendedtobeusedasaguidelineforvehiclemanufacturerstoprovideeasilyidentifiedrecoveryattachmentpoints.Thebenefitsare:minimizedvehicledamageduringrecovery,reducedrecoveryhookuptime,andimprovedtrafficincidentmanagement.
【中国标准分类号】:T20
【国际标准分类号】:43_040_70
【页数】:
【正文语种】:英语
【英文标准名称】:StandardPracticeforTissueCryosectionAnalysiswithSIMS
【原文标准名称】:用次级离子质谱法(SIMS)进行组织低温截面分析的标准实施规程
【标准号】:ASTME1880-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:E42.06
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:生物工艺学;低温学;成象;质谱法;微生物分析;光学;组织
【英文主题词】:SIMS
【摘要】:PressingcryosectionsflatontoaconductingsubstratehasbeenoneofthemostchallengingproblemsinSIMSanalysisofcryogenicallypreparedtissuespecimens.Frozencryosectionsoftencurlorpeeloff,orboth,fromthesubstrateduringfreeze-drying.ThecurlingofcryosectionsresultsinanunevensamplesurfaceforSIMSanalysis.Furthermore,iffreeze-driedcryosectionsarenotattachedtightlytothesubstrate,theimpactoftheprimaryionbeammayresultinfurthercurlingandevendislodgingofthecryosectionfromthesubstrate.TheseproblemsrenderSIMSanalysisdifficult,frustratingandtimeconsuming.Theuseofindiumasasubstrateforpressingcryosectionsflathasprovidedapracticalapproachforanalyzingcryogenicallypreparedtissuespecimens.(1)TheproceduredescribedhereinhasbeensuccessfullyusedforSIMSimagingofcalciumandmagnesiumtransportandlocalizationofanticancerdrugsinanimalmodels(2,3,4,5)Theproceduredescribedhereisamenabletosofttissuesofbothanimalandplantorigin.1.1ThispracticeprovidestheSecondaryIonMassSpectrometry(SIMS)analystwithamethodforanalyzingtissuecryosectionsintheimagingmodeoftheinstrument.Thispracticeissuitableforfrozen-freeze-driedandfrozen-hydratedcryosectionanalysis.1.2Thispracticedoesnotdescribemethodsforoptimalfreezingofthespecimenforimmobilizingdiffusiblechemicalspeciesintheirnativeintracellularsites.1.3Thispracticedoesnotdescribemethodsforobtainingcryosectionsfromafrozenspecimen.1.4Thispracticeisnotsuitableforanyplasticembeddedtissues.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A40
【国际标准分类号】:17_180_01
【页数】:2P.;A4
【正文语种】:
