【英文标准名称】:StandardTestMethodforPhenolsinWaterbyGas-LiquidChromatography
【原文标准名称】:气、液相色谱法测定水中苯酚的标准试验方法
【标准号】:ASTMD2580-1994
【标准状态】:作废
【国别】:美国
【发布日期】:1994
【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】:水;含量测定;试验;苯酚
【英文主题词】:Determinationofcontent;Phenol;Testing;Water
【摘要】:
【中国标准分类号】:Z16
【国际标准分类号】:13_060_50
【页数】:8P;A4
【正文语种】:英语


【英文标准名称】:Testconditionsformachiningcentres-Part1:Geometrictestsformachineswithhorizontalspindleandwithaccessoryheads(horizontalZ-axis)
【原文标准名称】:加工中心检验条件第1部分:卧式和带附加主轴头的几何精度检验(水平Z轴)
【标准号】:ISO10791-1-1998
【标准状态】:现行
【国别】:国际
【发布日期】:1998-09
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC39
【标准类型】:()
【标准水平】:()
【中文主题词】:组合加工中心机床;试验;机床;验收试验;数值控制;试验条件;主轴
【英文主题词】:Acceptancetests;Machinetools;Machiningcenters;Numericalcontrol;Spindles;Testing;Testingconditions
【摘要】:Thispartof10791specifies,withreferencetoISO230-1,thegeometrictestsformachiningcentres(ornumericallycontrolledmillingmachines,boringmachines,etc.,whereapplicable)withhorizontalspindle(i.e.horizontalZ-axis).ThispartofISO10791appliestomachiningcentreshavingbasicallyfournumericallycontrolledaxes,ofwhichthreearelinear(X,YandZ)upto2000mminlength,andoneisrotary(B'),butrefersalsotosupplementarymovements,suchasthoseofslidingspindles,rams,oraccessoryuniversalheads.MovementsotherthanthosementionedareconsideredasspecialfeaturesandtherelevanttestsarenotincludedinthispartofISO10791.ThispartofISO10791takesintoconsideration,inannexesA,BandC,threepossibletypesofaccessoryuniversalheads,describedasfollows:—annexA:45°splitindexableheads,withmechanicalindexingofthedifferentangularpositionsofthetwobodies(e.g.Hirthcouplings):therelevanttests(AG1toAG9)checkonlytheresultingpositionofthespindle;—annexB:swivelheads,withtwonumericallycontrolledrotaryaxesperpendiculartoeachother(testsBG1toBG7);—annexC:45°splitcontinuousheads,similartothefirsttypebutprovidedwithcontinuouspositioningofthetwonumericallycontrolledrotaryaxes:therelevanttests(CG1toCG7)checkallthegeometricfeatures(planesandaxes)whichcontributetotheresultingpositionofthespindle,excludingthepositioningaccuracyofthetworotaryaxes;thesetestscanalsobeusedforadeeperinvestigationofthe45°indexableheads,iftheirmovementsandlocksallowthis.ThispartofISO10791dealsonlywiththeverificationofgeometricaccuracyofthemachineanddoesnotapplytothetestingofthemachineoperation,whichshouldgenerallybecheckedseparately.Certaintestsconcerningtheperformanceofthemachineoperatingunderno-loadorfinishingconditionsareincludedinotherpartsofISO10791.
【中国标准分类号】:J58
【国际标准分类号】:25_040_10
【页数】:55P;A4
【正文语种】:英语