Unit1P67˙shafting（传动轴）isthemachineelementthatsupportsaroller（滚子）andwheel（轮）sothattheycanperformtheirbasicfunctionsofrotation（转动）.˙dimension（vt.使形成所需的尺寸；在…上标出尺寸）˙carryloadsandtransmitpower（承受载荷和传递动力）˙besubjectto（遭受）thestresses（应力）andstrains（应变）˙rigid（刚性的）˙flexible（柔性的）˙bendingloads（弯曲载荷）˙shoulder（轴肩）˙appreciabledeflection（可估计的偏斜/绕度）˙solidshafting（实心轴）hollowshafting（空心轴）˙beproducedbyhot-rolling（热轧）andcold-drawing（冷拔）orbymachine-finishing（机械精加工）withdiametersinincrements（加工余量）of6mmorless.˙billets（钢锭）areforged（锻造）tothepropershape.˙bearing（轴承）˙rotorassembly（转子装配）˙boreout（镗孔）˙drill（钻孔）˙tubing（管材）˙theaircompressor（压缩机）˙thegasturbine（燃气涡轮）˙speedreductionshaft（减速轴）˙thestrengthinbendingandtorsion（弯扭强度）˙thecenteroflargeshaftsmadefromingots（钢锭）areoftenboredouttoremoveimperfections（不足；缺陷）andalsotoallowvisualinspectionforforgingcracks（目测检查铸造裂纹）.˙transmission（传动）oftorque（扭矩）˙theprimaryshaftingconnectionbetweenawheelandahousing（外壳）isanaxle（车轴，轮轴）˙spindle（主轴）˙headshaft（驱动轴）˙countershaft（副轴，间轴）˙jackshaft（中间轴）˙lineshafting（轴系）˙wagon（四轮马车）˙hub（轮毂）˙span（横越）˙slender（心形的）˙tapered（锥形的）˙stub（轴端）˙obsolete（荒废的，陈旧的）READMOREP72˙clutch（离合器）˙shaftcoupling（联轴器）˙rigidcoupling（刚性联轴节）˙flexiblecoupling（弹性联轴节）˙shockload（冲击载荷）˙vibration（振动）˙drivermotor（主驱动电动机）˙rotationalinertia（转动惯量）˙torque（转矩）˙machinetool（机床）˙gear（齿轮）˙flywheel（飞轮）˙bending,tension,compression,ortorsionalloads（弯曲，拉伸，压缩或扭转载荷）˙staticstress（静应力）˙hydraulic（液压的）˙motivepower（原动力）˙cushion（缓冲器）Unit2P76˙lubrication（润滑）˙lubricant（润滑剂）˙viscosity（粘性）˙specificgravity（比重）˙vaporpressure（蒸汽压力）˙friction（摩擦力）˙weld（焊接）˙hydrostatical（流体静力学的）˙hydrodynamical（流体动力学的）˙viscous（粘性的）Unit3P87˙wireloop（线圈）˙perpendicular（垂直的）˙stator（定子）˙rotor（转子）˙hydraulic（液压的）˙steppingmotor（步进电机）˙alternatingcurrentanddirectcurrent（交流电和直流电）˙loadline（负载线）˙hydraulicmotor（液压马达）˙hydrauliccylinder（液压缸）˙servovalve（伺服阀）Unit4P96˙vibration（振动）˙oscillate（震荡）˙equilibrium（平衡）˙amplitude（振幅）˙damp（阻尼，使衰减）˙damper（阻尼器）˙centrifugal（离心的）U