过程装备和控制工程专业英语

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1、第四单元MembraneStresses薄膜应力ShellsofRevolution回转壳体Curve曲线Axis轴线Processvessels过程容器Cylindercylindrical圆柱,圆柱的Coneconical圆锥,圆锥的Hemisphericalsphere半球形的,球形Ellipsoidal椭圆形的Torispherical准球形的（碟形的）Bendingstresses弯曲应力Shearstresses剪切应力Internalpressure内压Arisingfrom…由什么引起Besubjectedto…承受…Symmetric对称的Circumfer

2、ence周向的Meridionalstress经向应力Circumferentialstress周向应力Tangentialstress切向应力Radiusofcurvature曲率半径Normalcomponent法向分量Diameter直径Anangleαtotheaxis与轴夹角α段落：22页2，3段第五单元mechanicalvibration机械振动periodicallyrepeatedmotion交替重复的运动wear磨损bear轴承fatigue疲劳precisioninstrument精密仪表propeller螺旋桨threshingmachine脱粒机sp

3、ring弹簧shaft轴beam梁cantileverbeam悬臂梁cycle循环frequency频率amplitude振幅displacement位移elasticforce弹性力freevibration自由振动naturalfrequency自然频率forcedvibration受迫振动excitingforce激振力dampedvibration阻尼振动undampedvibration非阻尼振动degreeoffreedom自由度coordinate坐标重点段落：图1.20下面的第一段:"Mechanicalvibrations...formanypurposes

4、."第六单元金属合金metalalloy结晶的crystalline晶格crystal-lattice原子atom离子ions锻造金属wroungmetal铸造金属castmetal导热体conductorofheat导电体conductorofelectricity塑性的plastic黑色金属ferrousmetal铸铁castiron有色金属nonferrousmetal碳钢carbonsteel铜合金copperalloy钛trtanium熔点meltingpoint第七单元原材料thevirgin/startingmaterial韧性ductility脆性brittl

5、eness断裂fracture硬化hardening导热性thermalconduction润滑(n,v）lubrication,lubricateThefinalstrengthofanymaterialusedinanengineeringcomponentdependsonitsmechanicalandphysicalpropertiesafterithasbeensubjectedtooneormoredifferentmanufacturingprocesses.用于工程构件的任何一种材料的最终强度取决于这种材料在经历了一种或多种不同加工过程之后的机械与物理性质。

6、Asimilarargumentappliestoarathermoreelusivepropertyofanymaterial，namely，itsductility，whichisusuallyunderstoodtomeantheabilityofamaterialtoacceptlargeamountsofdeformationwithoutfracture.一个类似的问题也适用于另一个甚至更难捉摸的材料性质，即材料的韧性。它通常被理解为指的事材料承受大变形而不发生断裂的能力。第八单元ManufacturingEngineeringProcesses制造工艺过程Mas

7、s-conservingprocess质量守恒过程Mass-reducingprocess质量减少过程Forging锻造Rolling滚压/轧制Powdercompaction粉末轧制Ductilefracture塑性破坏Brittlefracture脆性破坏Melting融化Evaporation蒸发Dissolution溶解Combustion燃烧Turning车削Milling铣削Drilling钻Electricdischarge放电加工Cutting切削Frictionwelding摩擦焊Wo