NF C53-224-1982 功率电子设备.交流电输出稳压电源

上一篇: DIN 46254-1-1982 通信软线压接的非钎焊连接.第1部分:要求、试验方法
下一篇: IEC 60068-2-31 AMD 1-1982 基本环境试验规程第2-31部分:试验试验Ec:倾跌与翻倒(主要用于设备型试样)修改1

【英文标准名称】:Technicalproductsdocumentation-Springs-Part1:Simplifiedrepresentation;identicalwithISO2162-1:1993
【原文标准名称】:技术产品文献.弹簧.第1部分:简要说明
【标准号】:DINISO2162-1-1994
【标准状态】:现行
【国别】:德国
【发布日期】:1994-08
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:编写;压缩弹簧;图解法;产品文件;意见;板簧;视图;盘簧;表示法;表示法;图纸;图形符号;型钢;符号;盘形弹簧;蝶形弹簧;扭簧;圆柱形;锥形筒子;工程图;弹簧;拉伸弹簧
【英文主题词】:Compressionsprings;Cones;Cylindricalshape;Discsprings;Documentations;Drawings;Engineeringdrawings;Graphicsymbols;Graphicalmethods;Helicalcompressionspring;Laminatedsprings;Legsprings;Productsdocumentation;Representations;Sections;Simplifications;Spiralsprings;Springs;Symbols;Technicaldocuments;Tensionsprings;Torsionalsprings;Views;Wormspring
【摘要】:Thisdocumentspecifies,bymeansofexamplestherulesforthesimplifiedrepresentationofspringsintechnicaldrawings.#,,#
【中国标准分类号】:J04
【国际标准分类号】:01_110;21_160
【页数】:8P.;A4
【正文语种】:德语


【英文标准名称】:StandardTestMethodforUnconsolidated-UndrainedTriaxialCompressionTestonCohesiveSoils
【原文标准名称】:粘性土壤的松散-不排水三轴耐压试验的标准试验方法
【标准号】:ASTMD2850-2003a(2007)
【标准状态】:现行
【国别】:
【发布日期】:2003
【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】:D18.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:粘性土壤;耐压强度;建筑;施工材料;土壤;测试
【英文主题词】:cohesivesoil;lateralconfinement;strain-controlledloading;stress-strainrelationships;totalstresses;unconsolidatedundrainedstrength
【摘要】:1.1Thistestmethodcoversdeterminationofthestrengthandstress-strainrelationshipsofacylindricalspecimenofeitherundisturbedorremoldedcohesivesoil.Specimensaresubjectedtoaconfiningfluidpressureinatriaxialchamber.Nodrainageofthespecimenispermittedduringthetest.Thespecimenisshearedincompressionwithoutdrainageataconstantrateofaxialdeformation(straincontrolled).1.2Thistestmethodprovidesdatafordeterminingundrainedstrengthpropertiesandstress-strainrelationsforsoils.Thistestmethodprovidesforthemeasurementofthetotalstressesappliedtothespecimen,thatis,thestressesarenotcorrectedforpore-waterpressure.Note1ThedeterminationoftheunconfinedcompressivestrengthofcohesivesoilsiscoveredbyTestMethodD2166.Note2Thedeterminationoftheconsolidated,undrainedstrengthofcohesivesoilswithporepressuremeasurementiscoveredbyTestMethodD4767.1.3AllobservedandcalculatedvaluesshallconformtotheguidelinesforsignificantdigitsandroundingestablishedinPracticeD6026.1.3.1Themethodusedtospecifyhowdataarecollected,calculated,orrecordedinthisstandardisnotdirectlyrelatedtotheaccuracytowhichthedatacanbeappliedindesignorotheruses,orboth.Howoneappliestheresultsobtainedusingthisstandardisbeyonditsscope.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesstatedininch-poundunitsandgiveninparenthesesareapproximate.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P13
【国际标准分类号】:93_020
【页数】:6P.;A4
【正文语种】: