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ACCESS.Accessory附件CDRILLCounterdrill反钻孔ADJAdjustable,Adjust可调节的，调节CDSCold-DrawnSteel冷拔钢ADPTAdapter适配器CFSCold-FinishedSteel冷加工精整钢ADVAdvance提前CHCaseHarden壳体硬化ALAluminum铝CHAMChamfer倒角ALLOW.Allowance余量CHANChannel槽钢ALTAlternate交替CHGChange变化ALYAlloy合金CHKCheck检查AMTAmount量CICastIron铸铁ANLAnneal退火CIRCircle，Circular圆的，圆形的ANSIAmerNatlStdsInstitute美国国家标准局CIRCCircumference圆周APPROXApproximate大约CLCenterline中心线ASMEAmerSocietyofMechEngr美国机械工程师学会CLPClamp夹子ASSEMAssemble可装配的CNCComputerizedNumericalCont电脑数值控制ASSYAssembly装配COMBCombination结合AUTHAuthorized经授权的COMLCommercial商业的AUTO.Automatic自动的CONCConcentric同心的AUXAuxiliary辅助的CONNConnect，Connector连接器AVGAverage平均COVCover覆盖AWGAmericanWireGauge美国线规CPLGCoupling丝头CQCommercialQuality商业等级钢BCBoltCircle螺栓圆周CRSCold-RolledSteel冷轧钢BETBetween在……之间CRTCathodeRayTube阴级射线管BEVBevel斜角CSCastSteel铸钢BHNBrinellHardnessNumber布氏硬度值CSACanadianStdsAssociation加拿大标准协会BLKBlank,Block空白CSKCountersink埋头孔B/MBillofmaterial材质单CSTGCasting铸造BOTBottom底部CTRCenter中心BPorB/PBlueprint图纸CUCubic立方的BRGBearing轴承CWClockwise顺时针的BRKBreak破裂CYLCylinder，Cylindrical圆柱的BRKTBracket支架BROBroach钻孔DBLDouble两倍的BRSBrass黄铜DECDecimal小数点BRZBronze青铜DEGDegree度数B&SBrown&Sharp英国电线线径规范DETDetail细节BSCBasic基本的DEVDevelop开发BUSH.Bush套管DFTDraft制图BWGBriminghamWireGauge伯明翰线规DIADiameter直径DIMDimension尺寸CTOCCenter-to-Center中心到中心DISTDistance距离CADComputer-AidedDrafting机械辅助制图DNDown向下的CAMComputer-AidedMig机械辅助制造DPDeep,DiametralPitch深，径节CAPCapacity能力DRDrill,DrillRod钻，钻杆CAPSCRCapScrew帽螺钉DSGNDesign设计CARBCarburize渗碳DVTLDovetail吻合CBORECounterbore埋头孔DWGDrawing图纸CCWCounterClockwise逆时针DWLDowel木钉DWNDrawn拔出HGRHanger架HGTHeight高度EAEach每个HORHorizontal水平的ECCEccentric偏心的HRSHot-RolledSteel热轧钢EFFEffective有效的HSGHousing托架ENCLEnclose,Enclosure附上HTTRHeatTreat热处理ENGEngine发动机HVYHeavy重的ENGREngineer工程师HYDHydraulic水压的ENGRGEngineering工程EQLSPEquallySpaced等距IDInsideDiameter内径EQUIVEquivalent相等IDENTIdentification识别ESTEstimate估计ILLUSIllustration说明，插图EXExtra额外IN.Inch英寸EXHExhaust消耗INCLInclude，Including包括EXPExperimental实验性的INCRIncrease增加EXTExtension,External范围,外部INFOInformation信息INSPInspect检验FABFabricate制造INSTLInstall安装FAOFinishAllOver全部处理INSTInstruct,Instrument指示,工具FDRYFoundry铸造车间INTInterior,Internal,Intersect内部的,交叉FIGFigure数字IRInsideRadius内圆角FILFillet,Fillister倒角，凹槽ISOInternatlStdsOrganization国际标准化组织FIMFullIndicatorMovement量表全程量FINFinish完成JCTJunction连结FIXFixture工装JNLJournal轴颈FLFloor，Fluid，Flush地面，液体，齐平JTJoint接头FLEXFlexible易弯曲的FLGFlange法兰KKey键，楔FORGForging锻造KNRLKnurl刻痕，滚花FRFrame,Front框架，前面KSTKeyseat键槽，楔形槽FTGFitting装配KWYKeyway键沟FURNFurnish供给(装备)FWDForward前面的，转发LBPound磅LBLLabel标签GAGage,Gauge检具LGLength,Long长度GALVGalvanized镀锌LHLeftHand左手，左撇子GRGrade等级LMCLeastMaterialCondition昀小实体状态GRDGrind磨，打磨LOCLocate位于GRVGroove坡口LTLight轻的，浅的GSKTGasket垫片LTRLetter字LUBLubricate润滑H&GHardenandGrind硬化和打磨HDHead封头MACHMachine机器HDLHandle把手MAINTMaintenance维护，保养HDLSHeadless无头MATLMaterial材料HDNHarden硬化MAXMaximum昀大HDWHardware硬件MECHMechanical,Mechanism机械HEXHexagon六边形MEDMedium媒介MFGManufacturing制造业PRODProduct,Production产品，生产MIMalleableIron可锻造的铁PSIPoundsperSquareInch磅/平方英寸MINMinimum,Minute昀小的，分钟PTPart,Point零件，点MISCMiscellaneous混杂的mmMillimeter毫米QTRQuarter四分之一MMCMaxMaterialCondition昀大实体状态QTYQuantity数量MSMachineSteel机加工钢QUALQuality质量MTGMounting机座MULTMultiple倍数RRadius半径MWGMusicWireGauge钢琴线量具RARockwellHardness,A-Scale洛氏硬度A级RBRockwellHardness,B-Scale洛氏硬度B级NANotApplicable不适用RCRockwellHardness,C-Scale洛氏硬度C级NATLNational国有的RECDReceived巳收到的NCNumericalControl数控RECTRectangle长方形NEGNegative负的REFReference参考NONumber号码REINFReinforce补强NOMNominal公称RELRelease,Relief释放，缓解NPSMNatlPipeStraightMech美国标准机械连接用直管REMRemove去除NPTNatlPipeTapered美国标准锥管螺纹REQDRequired要求的NTSNottoScale不按比例绘图RETRetainer,Return定位器，返回REVReverse,Revision,Revolution版本,修改,旋转OAOverAll总的RFSRegardlessofFeatureSize不考虑形体尺寸OBSObsolete陈旧的，过时的RGHRough粗糙的OCOnCenter位于中心RHRightHand右手ODOutsideDiameter外径RIVRivet铆钉OPPOpposite相反的RMReam铰大….口径OPTLOptional可选择的RNDRound圆的OROutsideRadius外圆角RPMRevolutionsperMinute每分钟转数ORIGOriginal原始的，昀初的RPWResistanceProjectionWeld电阻凸焊PAT.Patent专利SAESocietyofAutomotiveEngrs美国汽车工程师PATTPattern外形SCHSchedule进度PCPiece,PitchCircle件，节距圆SCRScrew螺钉PCHPunch冲压SECSecond秒PDPitchDiameter螺纹中径SECTSection部分PERFPerforate打孔SEPSeparate分开的PERMPermanent永久的SEQSequence顺序PERPPerpendicular垂直的SERSerial,Series系列PFDPreferred首选的SERRSerrate锯齿状的PKGPackage,Packing包装SFSpotface孔口平面PLPartingLine,Places,Plate分型线，地方，电镀SFTShaft轴PNEUPncumatic气动SGLSingle单个PNLPanel面板SHSheet一张,薄片POLPolish抛光SIIntlSystemofUnits国际单位制POSPosition,Positive位置，正的SLSlide滑PRPair成对的SLVSleeve套筒PRIPrimary初步的SOCSocket插座PROCProcess过程，程序SPSpace,Spaced,Spare空间，备用的SPLSpecial特别的SPECSpecification规格SPGSpring弹簧SPHERSpherical球形的SPRKTSprocket链轮齿SQSquare方的SSTStainlessSteel不锈钢STDStandard标准STKStock库存STLSteel钢STRStraight,Strip直的，带SUBSubstitute替代品SUPSupply,Support供应，支持SURFSurface表面SYMSymmetrical对称的SYSSystem系统TTeeth,Tooth牙TECHTechnical技术方面的TEMPTemplate,Temporary模板，暂时的THDThread螺纹THKThick厚TOLTolerance公差TOTTotal总计TPFTaperperFoot每英尺锥度TPITaperperIn,ThreadsperInc每英寸锥度，每英寸螺纹数TPRTaper锥度TSToolSteel工具钢TYPTypical典型的UNCUnifiedNatlCoarse美制粗牙UNEFUnifiedNatlExtraFine美制超细牙UNFUnifiedNatlFine美制细牙U