轨道专业术语中英文对照表中文名称英文对照一、道岔turnout道岔和交叉turnoutandcrossings单开道岔simpleturnout对称道岔bilateralturnout三开道岔symmetricaldoubleturnout/three-throwturnout/tandemturnout菱形交叉diamondcrossing交分道岔slipswitch复式交分道岔doubleslipswitch单式交分道岔singleslipswitch单渡线Singlecrossover渡线Crossover交叉渡线scissorscrossover套线overlappingoflines套线道岔mixedgaugeturnout左开道岔lefthandturnout右开道岔righthandturnout高速道岔high-speedturnout提速道岔speed-upturnout普速道岔conventionalturnout二、转辙器Switch可弯式尖轨转辙器flexibleswitch间隔铁式尖轨转辙器looseheelswitch转辙角switchangle三、导曲线（连接部分）leadcurve四、辙叉Frog高锰钢（整铸）辙叉solidmanganesesteelfrog钢轨组合辙叉boltedrigidfrog可动心轨辙叉movable-pointfrog钝角辙叉obtusefrog锐角辙叉endfrog曲线辙叉curvedfrog辙叉角frogangle辙叉号数frognumber辙叉心轨理论尖端theoreticalpointofswitchrail辙叉趾端toeendoffrog辙叉跟端heelendoffrog辙叉趾长toelengthoffrog辙叉跟长heellengthoffrog辙叉趾宽toelengthoffrog辙叉跟宽heellengthoffrog辙叉咽喉throatoffrog五、轨件Rail基本轨stockrail直基本轨straightstockrail曲基本轨curvedstockrail尖轨switchrail直线尖轨straightswitchrail曲线尖轨curvedswitchrail护轨guardrail，checkrail翼轨wingrail心轨pointrail，noserail异形轨compromiserail矮形轨flat-web-sectionrail特种断面钢轨specialsectionrail长心轨longpointrail短心轨shortpointrail导轨guiderail/closurerail淬火轨quenchedrail绝缘轨insulatedrail可动心轨swingnoserail无缝钢轨continuousweldedrail（CWR）轨缝jointgap钢轨接头railjoint绝缘接头insulatedjoint胶结接头gluedjoint焊接接头weldedjoint冻接接头frozenjoint异形接头compromisejoint六、板件Plate轨撑垫板tieplateofrailbrace接头平垫板jointflattieplate辙跟垫板switchheeltieplate支距扣板offsetfasteningplate垫板tieplate七、轨枕Sleeper木枕woodensleeper混凝土枕concretesleeper岔枕switchsleeper八、零部件Components工件workpiece易损件wearparts备件spareparts扣件railfastenings弹条Clip弹性扣件elasticrailfastenings尖轨补强板reinforcingbar轨撑railbrace支撑块supportblock支座条bearerstrap低紧扣件lowrestrainfastening道钉trackspike间隔铁filler限位器position-limiteddevice滑床板slideplate鱼尾板Fishplate道岔拉杆switchrod，stretcherbar道岔连杆connectingbar，followingstretcherbar钢轨伸缩调节器expansionjoint导电销conductivepin调整楔adjustingwedge辙跟内轨撑railbraceinsideofswitchheel辙跟外轨撑railbraceoutsideofswitchheel双头螺柱doubleheadbolt轨距块gaugeblock调整片adjustmentshim长方头螺栓rectangleheadbolt接头夹板fishplate，jointbar接头螺栓fishbolt，tractbolt螺纹道钉screwspike轨撑railbrace补强板reinforcingbar顶铁Iron/stud/Distanceblock调整片adjustableshim绝缘垫片insulatedshim轨距块是扣轨肢的，顶铁是顶轨腰的，间隔铁一般是和钢轨轨头下颚和轨肢上颚相接触的。九、术语Terms道岔全长totallengthofturnout/overalllength前长Frontlength后长Rearlength道岔中心centreofturnout道岔号数turnoutnumber道岔始端beginningofturnout道岔终端endofturnout道岔主线mainlineofturnout道岔侧线branchlineofturnout道岔基线referencelineofturnout道岔轨排Switchpanel尖轨理论尖端theoreticalpointofswitchrail尖轨尖端actualpointofswitchrail尖轨尖端降低值switchpointrelief尖轨跟端heelofswitchrail尖轨长度lengthofswitchrail尖轨尖端前基本轨长度lengthofstockrailaheadofactualpointofswitchrail动程throwofswitch查照间隔guardcheckgauge护背距离guardfacegauge有害空间gapinthefrog冲击角angleofimpact轮缘槽Flangeway整体道床solidbed标准轨距铁路standardgaugerailway复曲线compo...
