机械工程专业英语.docx

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1、Casting铸造SandCasting砂型铸造InvestmentCasting熔模铸造CentrifugalCasting离心铸造InspectionofCasting铸件检验ForgingandDie铸造与模具Open-dieForging开式模锻或自由锻Impression-dieandClosed-dieForging模锻和闭式锻PrecisionForging精密锻DieManufacturingMethod模具制造方法ConventionalMachiningProcesses常规机械加工工艺milling铣削DrillingandDrillPress钻

2、削和钻床NontraditionalMachiningProcesses特种加工工艺ElectrochemicalMachining(ECM)电化学加工Machining(CM)化学加工ElectricalDischargeMachining(EDM)电火花加工(EDM)ChemicalLaserBeamMachining(LBM)激光加工UltrasonicMachining(USM)超声波加工TolerancesandFits公差与配合Size:大小、尺寸Allowance:允差Fit:配合Nominalsize(basicsize): 公称尺寸Limitsize

3、:极限尺寸Actualsize:实际尺寸Deviations：偏差Allowance：允差BilateralTolerances:双边公差UnilateralTolerances:单边公差Clearancefit间隙配合Interferencefit过盈配合limitsize极限尺寸Transitionfit过渡配合Polymers聚合物gear齿轮composites复合材料ferrousmetals黑色金属nonferrousmetals有色金属engineeringmaterials工程材料manufacturing制造engineeringmaterials工

4、程材料FerrousMetalsandAlloys黑色金属与合金compositematerials复合材料Ceramics陶瓷OxideCeramics氧化物陶瓷Carbides碳化物Nitrides氮化物Cermets金属陶瓷Bioceramics生物陶瓷forging锻造welding焊接machining机加工net-shapemanufacturingtechnologies成形制造技术moldcavity模腔SandCastingAsprue直注口Expendable-patternCasting发泡模铸造dimensionalaccuracy尺寸精度he

5、attreatment热处理net-shape净成型near-netshape近净成型machining精加工operations工艺步骤lathes车床turning车削grinding磨削residualstresses残余应力wireerosion线切割toolfeed刀具进给boring钻孔internalturning内圆车削facing端面车削parting分断车削threading车螺纹frictional摩擦enginelathes普通车床verticallathes立式车床universallathes万能车床special-purpose专业车床F

6、aceMilling端面铣削(平铣)engineeringdrawing工程图纸Dimensionaldeviations尺寸偏差Shapedeviations形状偏差Positiondeviations位置偏差Surfaceroughnessdeviations表面粗糙度偏差Forindustrialpurpose,materialscanbedividedintoengineeringmaterialsandnon-engineeringmaterials.Engineeringmaterialsarethoseusedinmanufacturingandwill

7、becomepartsofproductsthroughdefiniteprocessing.Ingenerally,engineeringmaterialsmaybefurthersubdividedintometals,ceramics,compositesandpolymers.工业生产上，材料被分为工程材料和非工程材料。工程材料指的是被用于制造且通过一定的工艺将成为产品一部分的这类材料。一般来讲，工程材料可以继续细分为金属、陶瓷、复合材料和聚合物。Thetraditionalmethodsofcastingmetalsisinsandmold