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1、复合剖视compound section剖面图section, sectional view重合剖面coincide section, revolved section移出剖面removed section剖面线section line剖面符号symbols for section-lining习惯画法conventional drawing局部放大图 drawing of partial enlargement零件图detail drawing, working drawing第三角投影third angle projection粗实线continuous thick line, full
2、line, visible line细实线continuous thin line虚线dot line, dashed line, hidden line点划线dash and dot line双点划线double dots line波浪线断裂线break line剖切平面迹线cutting plane line尺寸线dimension line尺寸界线extension tine尺寸dimension size箭头arrowhead基准datum基准线datum line基准面datum plane中心孔central hole中心距center distance轴shaft, axle孔h
3、ole斜孔inclination装配图assembly drawing性能尺寸characteristic dimension大小尺寸size dimension总体尺寸外形尺寸outer dimension配合尺寸fit dimension内圆角fillet外圆角round尖角sharp corner倒角chamfer轮缘flange of wheel缘、边、环rim轴肩shoulder凸台boss凹坑concave pit轴颈shaft neck轮毂hub轮辐spoke, spoke of wheel直纹滚花straight knurling s网纹滚花hatching knurling键
4、槽key-way退刀槽escape拔模斜度pattern draft填料盒gland box油槽oil groove油封oil seal标准件standard parts螺纹thread外螺纹external thread内螺纹internal thread大径major diameter小径minor diameter螺距pitch of thread牙型form of thread旋向direction of turning右旋螺纹right-hand thread左旋螺纹left-hand thread头数number of thread导程lead粗牙coarse thread细牙fi
5、n thread螺栓bolt螺钉screw螺柱stud螺母nut垫片washer公差tolerance公差带tolerance zone零线zero line标准公差standard tolerance公差等级tolerance grade基本偏差fundamental deviation配合fit间隙配合clearance fit过盈interference过盈配合interference fit过渡配合transition fit基孔制hole-basic system of fits 基轴制shaft-basic system of fits间隙clearance形状公差toleranc
6、e in form, form tolerance直线度straightness平面度flatness圆度roundness圆柱度cylindricity线轮廓度profile of any line面轮廓度profile of any plane位置公差tolerance in position, position tolerances平行度 parallelism齿轮gear圆柱齿轮cylindrical gear正齿轮spur gear斜齿轮spiral gear轮齿gear tooth节圆pitch circle齿顶圆addendum circle, outside circle齿根圆
7、root circle, addendum circle模数modulus齿数number of teeth齿高tooth height齿顶高height of addendum齿根高height of addendum齿厚circular thickness齿间tooth space齿宽tooth width压力角angle of pressure弹簧spring销pin圆柱销round pin圆锥销taper pin开口销cotter pin, split键key平键flat key半圆键half round key, woodruff key轴承bearing滚动轴承rolling be
8、aring向心铀承radial bearing密封装置sealing equipment锁紧装置locking equipment粗糙度roughness基本尺寸basic size实际尺寸actual size极限尺寸limits size最大极限尺寸maximum limit of size最小极限尺寸minimum limit of size偏差deviation上偏差upper deviation下偏差lower deviation垂直度perpendicularity倾斜度angularity同轴度concentricity对称度symmetry位置度true position跳动r
9、un-out圆跳动cycle run-out全跳动total run-out 轴测投影axonometric projection轴测投影面plane of axonometric projection轴测图axonometric drawing正等轴测投影isometric projection正二测bimetric projection斜二测oblique bimetric projection轴测轴axonometric axis轴间角axis angle, angle between ales缩短foreshortened轴向缩短率coefficient of axialdeforma
10、tion ratio offore shortening for any axis切割法cutting method, by cutting方箱法boxing method坐标法coordinate method方框法enclosing-square method四心近似法four-center approximate method机械工程图中常用的英语词汇 Abbreviation 缩写Accuracy 精度、准确性Acme thread 梯形螺纹(29)Addendum 齿顶高Addendum angle 齿顶角Addendum circle 齿顶圆Addendum of mating g
11、ear 啮合齿轮的齿顶高Adjacent-part lines 相邻零件线Aligned sections 旋转剖视Aligned view旋转视图Allowance 容差、加工余量Alloy 合金Alloy steel 合金钢Alphabet 字母Alteration 变更、更改Alternate-position views 位置改变的视图Alternator 交流发电机 Induction alternator 感应(交流)发电机 Motor alternator 电动(交流)发电机 Single-phase alternator 单向(交流)发电机 Synchronous altern
12、ator 同步(交流)发电机 Three-phase alternator 三相(交流)发电机Amount 总量、总计Analyzable assembly 分析装配图Anchor bolt 地脚螺栓Angles 角 Acute angle 锐角 Blunt angle 钝角Right angle 直角Sliding angle 摩擦角Spiral angle 螺旋角Taper angle 锥角Angular 有角的Angular bearing 径向止推轴承 Angular bevel gears 斜交伞齿轮 Angular gear人字齿轮 Angular section斜剖面Anneal
13、 退火Approval 批准、许可Arc 弧、圆弧 Arc thickness 弧长厚度(齿厚) Arc welding 弧焊Arrangement 布置、装置 Arrangement of views 视图的布置 Clamping arrangement 夹紧装置 Cramping arrangement 紧固装置 General arrangement 总体布置Arrow 箭头Arrowheads 箭头Assembly 装配图、组装图 Assembly drawing 装配图 Assembly drawing number 装配图图号 Assembly for installation 安
14、装图 Assembly parts 组装配合零件 Assembly sections 装配图剖视 Assembly sketches 装配草图Auxiliary elevation 辅助立面图Auxiliary line辅助线Auxiliary section 辅助剖视Auxiliary surface 辅助面Auxiliary view 辅助视图Average 平均数Axial 轴的、轴向的 Axial pitch 轴向节距 Axial plane 轴向平面 Axial thickness 轴向厚度Axis 轴线、中心线 Axis of revolution 回转轴线 Axis of rotation 旋转轴线 Axis of symmetry 对称轴线 Horizontal axis 水平轴 Major axis 长轴 Minor axis 短轴 Vertical axis 垂直轴 X axis X轴 Y axis Y轴Axle 轴Axle bearing 轴向(止推)轴承Axle sleeve 轴向(止推)套筒Axonometric drawing 轴测图Babbitt 巴氏合金Back cone 背锥Back cone radius 背锥半径Back elevation
