BS EN 2714-003-2005 通用单芯和多芯电缆.工作温度为-55℃～260℃.第003部分:置于壳内和屏蔽的(编织的)可喷墨印刷的电缆.产品标准
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【英文标准名称】:Cables,electrical,singleandmulticoreforgeneralpurpose—Operatingtemperaturesbetween-55℃and260℃—Part003:Screened(spiral)andjacketed,inkjetprintable—Productstandard
【原文标准名称】:通用单芯和多芯电缆.工作温度为-55℃～260℃.第003部分:置于壳内和屏蔽的(编织的)可喷墨印刷的电缆.产品标准
【标准号】:BSEN2714-003-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2006-02-10
【实施或试行日期】:2006-02-10
【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】:航空航天运输;航空运输;航空器;电缆护套;电缆;导电体;电的;电线;喷墨;表;材料;工作温度;印刷;性能;护套电缆;壳;屏蔽的;航天运输;温度;测试
【英文主题词】:Aerospacetransport;Airtransport;Aircraft;Cablesheaths;Cables;Electriccables;Electricconductors;Electrical;Electricalcords;Inkjets;Lists;Materials;Operatingtemperatures;Printing;Properties;Sheathedcables;Shell;Shielded;Spacetransport;Temperature;Testing
【摘要】:Thisstandardspecifiesthecharacteristicsofinkjetprintable,singleandmulticorescreened(spiral)andjacketedelectricalcablesforuseintheon-boardelectricalsystemsofaircraft,atoperatingtemperaturesbetween?55°Cand260°C.Itshallalsobepossibletomarkthesecablesbyhotstampprinting.ThesemarkingsshallbeinaccordancewithEN3838.
【中国标准分类号】:V25
【国际标准分类号】:49_060
【页数】:12P.;A4
【正文语种】:英语
基本信息
| 标准名称： | 16mm电影放映机系列 通用要素 |
| 英文名称： | Universal elements for 16mm motion-picture projectors |
| 中标分类： |
仪器、仪表 >>
电影、照相、缩微、复印设备 >>
放映设备及其配件 |
| 替代情况： | 原标准号ZB Y309-1985;被JB/T 9425-2011代替 |
| 发布部门： | 秦皇岛视听机械所 |
| 发布日期： | 1999-08-06 |
| 实施日期： | 2000-01-01 |
| 首发日期： | 1900-01-01 |
| 作废日期： | 2012-04-01 |
| 归口单位： | 秦皇岛视听机械研究所 |
| 出版日期： | 1900-01-01 |
| 页数： | 13 页 |
| 批文号： | 国机管[1999]423 |
适用范围
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前言
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目录
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引用标准
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所属分类： 仪器 仪表 电影 照相 缩微 复印设备 放映设备及其配件
【英文标准名称】:StandardTestMethodforDeterminingTransmissivityofNonleakyConfinedAquifersbytheTheisRecoveryMethod
【原文标准名称】:用泰斯复原法测定非漏泄承压含水层透射率的标准试验方法
【标准号】:ASTMD5269-1996(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1996
【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】:D18.21
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:aquifers;aquifertests;confinedaquifers;controlwells;groundwater;hydraulicproperties;observationwells;steptests;transmissivity;unconfinedaquifers;Aquifers;Confinedaquifers;Controlwells;Draw-downtest;Fieldtesting--groundwater/aqu
【摘要】:Assumptions:Thewelldischargesataconstantrate,Q,oratstepsofconstantrateQ1,Q2...Qn.Wellisofinfinitesimaldiameterandisopenthroughthefullthicknessoftheaquifer.Thenonleakyaquiferishomogeneous,isotropic,andareallyextensive.Dischargefromthewellisderivedexclusivelyfromstorageintheaquifer.ThegeometryoftheassumedaquiferandwellareshowninFig.1.ImplicationsofAssumptions:Implicitintheassumptionsaretheconditionsofradialflow.Verticalflowcomponentsareinducedbyacontrolwellthatpartiallypenetratestheaquifer,thatis,notopentotheaquiferthroughthefullthicknessoftheaquifer.Ifverticalflowcomponentsaresignificant,thenearestpartiallypenetratingobservationwellshouldbelocatedatadistance,r,beyondwhichverticalflowcomponentsarenegligible.See5.2.1ofTestMethodD4106forassistanceindeterminingtheminimumdistancetopartiallypenetratingobservationwellsandpiezometers.TheTheismethodassumesthecontrolwellisofinfinitesimaldiameter.Thestorageinthecontrolwellmayadverselyaffectdrawdownmeasurementsobtainedintheearlypartofthetest.See5.2.2ofTestMethodD4106forassistanceindeterminingthedurationoftheeffectsofwell-borestorageondrawdown.ApplicationofTheisRecoveryMethodforUnconfinedAquifers:Althoughtheassumptionsareapplicabletoartesianorconfinedconditions,theTheissolutionmaybeappliedtounconfinedaquifersif(A)drawdownissmallcomparedwiththesaturatedthicknessoftheaquiferorifthedrawdowniscorrectedforreductioninthicknessoftheaquiferand(B)theeffectsofdelayedgravityyieldaresmall.See5.2.3ofTestMethodD4106forguidanceintreatingreductioninsaturatedthicknessanddelayedgravitydrainageinunconfinedaquifers.FIG.1CrossSectionThroughaDischargingWellinaNonleakyAquifer1.1Thistestmethodcoversananalyticalprocedurefordeterminingthetransmissivityofaconfinedaquifer.Thistestmethodisusedtoanalyzedatafromtherecoveryofwaterlevelsfollowingpumpingorinjectionofwatertoorfromacontrolwellataconstantrate.1.2TheanalyticalproceduregiveninthistestmethodisusedinconjunctionwiththefieldprocedureinTestMethodD4050.1.3Limitations8212;ThevaliduseoftheTheisrecoverymethodislimitedtodeterminationoftransmissivitiesforaquifersinhydrogeologicsettingswithreasonablecorrespondencetotheassumptionsoftheTheistheory(see5.1).1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P13
【国际标准分类号】:93_160
【页数】:5P.;A4
【正文语种】:英语
