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1、工程图常用英语Bilingual Engineering Terminology投影 projection 投影中心center of projection 投影面projecting plane 投影线projecting line 中心投影法perspective projection 平行投影法parallel projection 斜投影oblique projection 正投影orthographic projection 正投影面frontal plane of projection 侧面投影面profile plane of projection 投影图projection d
2、rawing 三面投影图three-plane projection drawing 投影轴axis of projection 投影特性characteristic of projection 不变性characteristic of true 积聚性characteristic of concentration 类似性characteristic of similarity 视图view 三视图three-view drawing 正面frontal plane 正面投影frontal projection 水平面horizontal plane 水平投影horizontal projec
3、tion 侧面profile plane 侧面投影profile projection 主视图frontal view 俯视图top view 左视图left side view 后视图rear view, back view 仰望图bottom view立体solid 平面立体plane body 曲面立体body of curved surface 回转面surface of revolution 棱柱prism 棱锥pyramid 边side 顶点center vertex 棱edge 点point 直线line straight line 棱锥台truncated pyramid fr
4、ustum of pyramid 重影coincidence of projection 积聚concentrate 变形deformation 实长true length 实形true shape 正平线frontal line 水平线horizontal line 侧平线profile line 一般位置直线oblique line 铅垂线vertical line, frontal-profile line 正垂线horizontal-profile line 侧垂线frontal-horizontal line 一般位置平面oblique plane 相交intersection 平行
5、parallel 垂直perpendicular 交线intersecting line, line of intersection 交点point of intersection 平行线parallel line 垂直线perpendicular line 交叉线skew line 长度length 宽度width 高度height 组合体complex 基本几何体basic body 相接built-up 相交inter section 相切tangent 相贯penetration 支架brace 底板bottom board 肋rib 支承板bearing plate 轮廓线outli
6、ne, contour line 底图traced drawing 截平面cutting plane 截交线line of section 二重性dual nature 平面曲线plane curve 圆弧arc 椭圆ellipse 长轴major axis 短轴minor axis 双曲线hyperbola 抛物线parabola 圆circle 圆锥顶conic apex 相贯体intersecting bodies 相贯线line of intersection 空间曲线space curve 截平面措施cutting plane method 辅助面auxiliary surface
7、辅助平面auxiliary plane 最高点culminating point 尺寸Size 定形尺寸size dimension 定位尺寸location dimension 左视图right view 辅助图auxiliary view 局部视图partial view, broken view 斜视图oblique view 旋转视图revolved view, aligned view 剖视图sectional view, section 全剖视full section 半剖视half section 局部剖视图partial section, broken-out section
8、斜剖视图oblique section 旋转剖视图aligned section 阶梯剖视echelon section, offset section 复合剖视compound section 剖面图section, sectional view 重叠剖面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deta
9、il drawing, working drawing 第三角投影third angle projection 粗实线continuous thick line, full 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 影像线，假想线 phantom line剖切平面迹线cutting plane line 尺寸线dimension line 尺寸界线exte
10、nsion 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hole 斜孔inclination 装配图assembly drawing 性能尺寸characteristic dimension 大小尺寸size dimension 总体尺寸outer dimension 外形尺寸 配合尺寸fit dimension 内圆角fillet 外圆角round 尖角sharp corner 倒角chamfer
11、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 原则件standard parts 螺纹thread 外螺纹external thread 内螺纹internal thread 螺距，螺纹间距 pitc
12、h 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fin 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 原则公差standard tolerance 公差等级to
13、lerance 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tolerance 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 a
14、ny 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root circle, addendum circle 模数modulus 齿数number of teeth 齿高tooth height 齿顶高height
15、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 bearing 向心铀承radial bearing 密封装置sealing equipment 锁紧装置locking equipment 粗
