机械制造专业英语课后短语翻译.doc

1、英语课后重点短语LESSON 1(P15)1) the fundamental concept 基本概念2) cross section 横截面3) the internal stresses produced in the bar 棒内应力4) continuous distribution of bydrostatic pressure 净水压力的连续分布5) the tensile load 拉伸载荷6) a uniform distribution over the cross section 横截面上的均匀分布7) arbitrary cross-sectional shape 任意

2、横截面形状8) tensile stress 拉应力9) compressive stresses 压应力10) a normal stress 正应力11) through the centroid of the cross sectional area 通过质心的横截面积 12) the uniform stress condition 均应力状态13) the stress distribution at the end of the bar14) high localized stresses 局部高应力15) an axially loaded bar 轴向加载杆16) a tens

3、ile strain 拉伸应变17) an elongation or stretching of the material 延长或拉伸的材料18) a compressive strain 压应变19) the ratio of two lengths 20) purely statical and geometrical considerations 从纯静态和几何关系考虑LESSON 2(P25) 1) the main manifestations of capacity 功能的主要表现形式2) the maximum unit load(stress) 最大单位载荷3) stress

4、-strain diagram 应力-应变图4) the simple tensile test 简单拉伸试验5) the percentage elongation at rupture 断裂延伸率6) the end of tensile specimens 拉伸试样的末端7) permanent deformation 永久变形8) the resulting load-displacement curve 所产生的载荷-位移曲线9) a substsntial yielding of the material 大量高产的物质10) yield point 屈服点11) the trai

5、nsition from elastic to plastic behavior 12) material property table 材料性能表13) plastic defomation 塑性变形14) a specified standard length of the specimen 指定的标准试样的长度15) at the moment of rupture 在破裂时16) short cylindrical specimens 短圆柱试样17) ductile materials 任性材料18) high stress concentration 高应力集中19) ultima

6、te tensile strength 极限抗拉强度20) strain hardening zone 应变硬化区LESSON 3(P37)1) circular cross section 圆截面2) the position of mountings 安装位置3) nominal size 标准尺寸 4) length of shaft subjected to twist 轴的受扭长度5) minimize stress concentration 尽量减小应力集中6) from the standpoint of stress 从应力角度7) equations for a shaft

7、 in pure torsion 轴纯扭转的方程式8) diameter of solid shaft 实心轴的直径9) outside diameter of hollow shaft 空心轴的外径10) the amount of twist in a shaft 轴的扭转量11) torsional deflection 扭转变形12) shear modulus of elasticity 剪切弹性模量13) be closer to the vertical load 接近于垂直载荷14) the endurance limit 疲劳极限15) the allowable shear

8、ing stress 许用剪切应力16) equation for equivalent moments 方程的等效力矩17) the design stress values for flexure 设计弯曲应力值18) the angle of twist 扭转角19) antifricton bearings 滚动轴承20) the amount of twist in a shaft 轴的扭转量LESSOM 4(P51)1) herringbone gears 人字齿轮2) spiral gears 螺旋齿轮3) worn gears 蜗轮4) bevel gears 圆锥齿轮 5)

9、hypoid gears 准双曲面齿轮6) sizes of spur-gear teeth 齿轮轮齿的尺寸7) the automotive rear axle drives 汽车后桥驱动8) rack-and-pinion drives 齿条和小齿轮驱动器9) diametral pitch 径节10) pitch circle 节圆11) the tangency point 切点12) pressure angles 压力角13) an involute curve渐开线14) the radial distant 径向距离15) at right angles 成直角16) the

10、average number of teeth in contact 17) the reciprocal of the diametral pitch 对等径节18) to change inches to millimeters 把英寸换算成毫米19) a line perpendicular to the centerlines 垂直中心线的直线20) center distance between two meshed gears 两个齿轮的中心距LESSION 5(P62)1) plate cams 盘形凸轮2) cylindrical cams 圆柱凸轮3) the cam ass

11、embles in automatic record players 汽车发动机上的凸轮组件4) cam profiles 凸轮轮廓5) make a full-scale template 制造一个实体样板6) in the course of several revolutions of the cam 在凸轮中转几圈7) a tangential plate cam 切向盘形凸轮8) a translation cam 移动凸轮9) the groove in the periphery of the cam 凸轮表面的槽10) a guided vertical reciprocate

12、d follower 做垂直运动的往复件11) a constant-diameter cam 等径凸轮12) automatic washing machines13) a face cam 面凸轮14) the edge of a pivoted follow 摆动从动件的边缘15) a reciprocating knife-edged follower 作往复运动的刀口式从动件16) miniature snap-action electrical switchies 小的速动开关17) a pivoted flat-faced follower 安装在摆臂上的滚子从动件18) air

13、 pilot values 19) the abrupt change in cam profile 在凸轮轮廓上的突变20) a Scotch yoke mechanism 苏格兰的克机构LESSION 6(P73)1) developing and demanding industry 一个处在发展中社会需要的产业2) propeller shaft 传动轴3) suspension components4) a sliding splined type of joint 滑动花键连接5) two rear axle shafts 两个后半轴6) to mesh with a larger

14、 bevel gear 与更大的锥齿轮啮合7) the universal joint 万向节8) a steering wheel 转向轮9) unevenness of road surfaces 路面的不平度10) the transverse line of the axle shafts 后横半轴11) to cause excessive tyre wear 造成轮胎的过度磨损12) the exactly similar diameter 直径非常接近13) quarter-elliptic leaf springs 四分之一随圆形钢板板式弹簧14) the transmissi

15、on of shock 冲击15) road surface variation 路面变化16) the final-drive gears 最终传动齿轮副17) the precise alignment of shaft 精确同轴18) a rotating drum 转动筒鼓19) a hand lever 手刹杆20) be locked in the one position 被固定某一位置LESSION 8(P99)1) bulk deformation of metals 金属的变形2) forging，rolling or extruding 锻造 滚压 挤压3) plastic deformation 塑性变形