机械工程图中常用的英语词汇AAbbreviation 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 gear 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 alternator 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 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B Babbitt 巴氏合金Back cone 背锥Back cone radius 背锥半径Back elevation 后视图Backstop 托架、棘爪Ball bearing 球轴承Bar 杆Angle bar 角钢Channel bar 槽钢Flat bar 扁钢Round bar 圆棒、圆钢Base 基础、底座、基线、基面、基准Base circle 基圆Base circular thickness 基圆弧线齿厚Base cylinder 基圆柱Base helix angle 基圆上的螺旋角Base plane 基平面Base point 基点Key base 键座Basic circle 基准圆Basic hole system 基孔制Base shaft system 基轴制Basic size 基本尺寸、公称尺寸、标称直径Basis 基础、基准、基线Battery 电池、蓄电池Bearing 轴承、支撑、方位Bearing accuracy 定位精度Bearing box 轴承箱Bearing brass 铜轴衬Bearing bridge 轴承支架Bearing oil seal 轴承油封圈Bearing support 轴承架Bearing unit 轴承组合件Anti-friction bearing 减摩轴承Ball and socket bearing 球窝轴承Conical bearing 锥形轴承Journal bearing 径向轴承Needle bearing 滚针轴承Plain bearing 滑动轴承Roller bearing 滚柱轴承Self-aligning bearing 自位轴承Thrust bearing 止推轴承Belt 带、皮带Bench 工作台Work bench 工作台Bend 弯头、接头Elbow bend 肘形弯管Normal bend 正弯管(90°)Bender 弯曲机Bending 挠曲Bending strength 抗弯强度Bent axle 曲轴Bevel 倾斜的、斜角的、斜面Bevel gear 圆锥齿轮、伞齿轮Bevel pinion 小圆锥齿轮Bevel washer 斜垫圈Bevel wheel 伞齿轮、斜摩擦齿轮Bilateral tolerance 双向公差Bill of materials 送料单Block in、block out 画草图Blue paper 蓝晒纸Blueprint 蓝图、设计图Board 板、(管理)局、厅Bottom board 底板Moulding board 模板Body 机体、机身Boiler 锅炉Bolt 螺栓、插销Adjusting bolt 调整螺栓Assembling bolt 装配螺栓Binding bolt 连接螺栓Bright blot 光制螺栓Captive bolt 固定螺栓Double-screw bolt 双头螺栓Fitter bolt 装配螺栓Foundation bolt 地脚螺栓Hexagonal head bolt 六角头螺栓Hook bolt 钩形螺栓Screw bolt 全螺纹螺栓Snap bolt 圆头螺栓Tension bolt 拉紧螺栓Bolted joints 螺栓连接Book 书、册Hand book 手册Instruction book 说明书Bore face machine 镗孔端面加工机床Borer 镗床Jig borer 坐标镗床Table borer 台式镗床Boring 镗孔Boring machine 镗床Boring mill 镗床Bottom case 底座Bottom clearance 径向间隙Bottom view 底视图Bracket 托架、支柱Brake 制动器、闸Brass 黄铜、铜轴衬Braze 铜焊Brazing 铜焊Breadth 宽度、厚度Break line 断裂线Brinell figure (number) 布氏硬度Brinell hardness 布氏硬度Broacher 拉床、绞孔机Broaching 扩孔机、拉床、拉削Broken circle 虚线圆Broken out section 断裂剖面Broken view 局部视图Bronze 青铜Burnishing 抛光、磨光Burr 三角矬、毛刺、去毛刺Bush 衬套、轴瓦Bushing 轴衬、衬套、套管Butt joint 对接焊Butterfly nut 蝶形螺母Butterfly valve 蝶形阀Button 按钮Push button 控制按钮C Cable 电缆Cage 盒、罩、箱Caliper 卡尺、卡钳Gauge caliper 卡规、量规Internal caliper 内卡钳Sliding (vernier) caliper 游标卡尺Cam 凸轮Cam design 凸轮设计Cam shaft 凸轮轴Actuating cam 主动凸轮Adjustable cam 可调凸轮Control cam 控制凸轮Cap 盖、帽、罩Cap screw 带帽螺钉Capital 大写字母Carburizing 渗碳Card 卡片Cartographer 制图员Cartography 制图学、制图法Case 箱、盒、容器、表面Case hardened 表面淬火、硬化Nitrogen case hardening 渗氮硬化Casing箱、盒、壳Oil pump casing 油泵(壳)Casting 铸造、铸件Defect casting 铸件缺陷Die casting 压铸Sand casting 砂型铸造Spun casting 离心铸造Steel casting 铸钢Cast-iron 铸铁Castle circular nut 六角圆螺母Castle nut 蝶形螺母Catalogue data 表列数据Cave 凹槽、内腔Centre 中心、圆心Centre distance 中心距Centre hole 中心孔Centre line 中心线Centre-section 中心剖面Centre to centre 中心距Centesimal 百分的、百分之一的Centimeter 厘米、公分Central hole 中心孔Central plane 中心平面Central projection 中心投影Chafe 摩擦、磨损Chain 链Drive chain 主动链Transmission chain 传动链Chamfer 倒角、倒棱、斜面Dimensioning of chamfer 倒角的尺寸注法Changes on drawing 图的更改Channel 沟槽Chapter 章Chart 图表、计算图Chart of symbols 符号图表Auxiliary chart 辅助图Dimensions chart 外廓尺寸图Graphical chart 图表Process chart 工艺程序图Progress chart 工艺程序表、工作进度表 Charting 制图(表)、填图Check 校验、校核、制动装置Check drawings 校图Check nut 防松螺母Check ring 挡圈Check test校核试验Chief draftsman 主任制图员Chromium 铬Chromizing 镀铬处理Circle 圆、圆周Circle of reference 参考圆Addendum circle 齿顶圆Base circle 基圆Graduated circle 分度圆Imaginary circle 虚圆Outside circle 齿顶圆、外圆Pitch circle 节圆Rack circle 平面齿轮、扇形齿轮Root circle 根圆Top circle齿顶圆Circular cylinder 圆柱Circular pitch 弧线节距Circular thickness 弧线(齿)厚度Circumference 圆周长Clamp 夹紧、夹板Class 种类Class of fit 配合级别Classification 分类Claw 爪、钩、卡爪Clearance fit 间隙配合Clevice /clevis U形钩、U形夹Clevis bolt 套环(插销)螺栓Clevis pin U形夹销Clockwise 顺时针方向Clutch 离合器、联轴器Coat 外层、涂镀层Coat of metal 金属镀层First coat 底漆Coating 镀、覆盖Electrodeposited coating 电镀层Coaxial circle 共轴圆Cock 旋塞Coil 蛇形管、螺管、线圈Coil spring 盘簧Coincident line 重叠线Cold-rolled steel 冷轧钢Collet 夹头Collet chuck 弹簧夹头Color-harden 着色硬化、发蓝、煮黑Common difference 公差Company 公司Joint company 股份公司Limited company 有限公司Compass 圆规Compass of proportion 比例规Component 零件、构件Compression spring 压力弹簧Compressor 压缩机Computer 计算机Concave face 凹面Concentricity 同心度Cone 圆锥Cones development 锥面展开Cone pulley 锥形轮、塔轮Conical spring 锥形弹簧Connection 联接Bolt-on connection 螺栓联接Flange connection 法兰联接Rivet connection 铆钉联接Screw connection 螺钉联接Contact 接触、接合、啮合Contact angle 啮合角Angular contact ball bearing 向心止推球轴承Contour 外形、轮廓线Contracted drawing 缩图Contrast 对比、对照、比较Convention 惯例、常规、习惯Convention for materials 材料的习惯表示法 Conventional break 习惯断裂画法Conventional diagram 习惯画法Conventional intersection 习惯交线(画法) Conventional practice 习惯画法Conventional sign 图例、习惯符号Convex 凸面Conveyer 输送机、传送机Cooler 冷冻机Coordinate axis 坐标轴Coordinate paper 方格纸、坐标纸Copper 铜Copy 抄本、样板Correction 校正、修正Cotter pin 开口销Split cotter 开口销Counterbore 埋头孔、锥口孔Counterclockwise 逆时针方向Countersink 埋头孔、沉孔Countersink drill 中心钻、钻Countersunk 钻埋头孔、钻锥口孔Countersunk bolt 埋头螺钉Countersunk head 埋头Countersunk hole 锥坑Coupling 联轴节Cover 盖、罩Cylinder cover 汽缸盖Dust cover 防尘罩Cowl 壳、套、盖Crane 起重机Crank 曲柄、曲轴Crankshaft 曲轴Crest 峰、尖、牙尖Cross head 十字头Cross section 横剖面、横断面Crown gear 冕状齿轮Cube 立方形体、正六面体Current 电流Curvature 曲率Curvature radius 曲率半径Curve 弯曲、曲线、曲线板Curve plotter 绘图仪Curve ruler 曲线板French curve 曲线板Moment curve 力矩曲线、力矩图Cutter 刀、刀具Cutting plane 截平面Cutting plane symbols 剖切(迹线)平面符号Cycloid 摆线Cycloidal gear 摆线齿轮Cylinder 圆柱体Cylinder base 汽缸座Pump cylinder 泵缸Cylindrical cam 圆柱凸轮Cylindrical fit 圆柱配合Cylindrical roller bearing 圆柱滚子轴承D Dash 短划线、虚线、破折号Dash and dot line 点划线Broken dash 断裂线Data 数据、资料Engineering data工程数据Master data 主要数据Date 日期、年代Datum 基准(点、线、面)、资料Datum line 基准线Datum point 基准点Datum plane 基准面Decade 十进制、十进位Decelerator 减速器、制动器、缓动装置Decimal 小数的、十进位小数的Decimal fraction 十进制分数Decimal fraction system 十进小数制Decimal scale 十进位比例尺Decimeter 分米、公分Dedendum angle 齿根角Dedendum circle 齿根圆Definition 定义Deformation 变形、扭曲Degree 度、程度Degree of accuracy 精度Degree of freedom 自由度Degree of hardness 硬度Degree scale 刻度Circular degree 圆度Delineation 轮廓、草图Delineator 制图者Department 科、处、系、车间Draft department 设计科Engineering department 技术科Fitting department 装配车间Heat treatment department 热处理车间Mechanical department 机加工车间Processing department 工艺科Depth 深度、高度Depth dial gauge 深度千分表Depth of engagement 啮合深度Depth of thread 螺纹深度Depth of tooth 齿高Contact depth of tooth 啮合高度Working depth of tooth 齿工作高度Derivation 偏差Standard derivation 标准偏差Description 描述、作图、绘制Design 设计、计划Design activity 设计机关(组织) Design assembly 设计装配图Design drawing 设计图Design layout 设计草图、初步设计图Preliminary design 初步设计Standard design 标准设计Technical design 技术设计Designation 符号、标志Designation strip 铭牌Designer 设计员、制图者、设计师Desk 桌、控制台Drawing desk 绘图桌Detail 细目、细节、详图、零件Detail drawing 详图、零件工作图Detail paper底图纸、描图纸Detail specification 详细规格Detent 棘爪、扳手、制动器Developable surface 可展曲面Developed view 展开图Development inner port 内表面展开图Development of surface 表面展开图Deviation 偏差、偏移Angular deviation 角偏差Average deviation 平均偏差Standard deviation 标准偏差Tolerance deviation 允许偏差Device 装置、设备Diagram 示意图、图解Diagram drawing 图解图、结构图Arrangement diagram 布置图Assembly diagram 装配示意图Block diagram 方框图Schematic diagram 原理图、简图Diagrammatic drawing 草图、示意图Dial gauge 千分表Dial inside micrometer 内径千分表Diameter 直径Diameter of aperture 孔径Diameter of pitch circle 节圆直径Diameter pitch (齿轮)径节Diameter run-out径向跳动Major diameter 大直径、螺纹外径Minor diameter 小直径、螺纹内径Nominal diameter 公称直径Pitch diameter of screw thread 螺纹中径Thread diameter 螺纹外径(直径) Diametral pitch 齿轮径节Die 模具、扳牙Diesel 柴油机、内燃机Dimension 尺寸Dimension line 尺寸线Limiting dimension 极限尺寸Nominal dimension 公称尺寸Outer dimension 外形尺寸、轮廓尺寸Direction 方位、方向Clockwise direction 顺时针方向Disc = disk 圆盘、原板Disk cam 圆盘凸轮Dismount 拆卸Dismountable 可拆卸的Displacement 移位、变位Distance 距离、路程Distortion 变形、歪扭Distribution 分配、分布、配置Ditto machine 复印机Diversion 变更、转换Dividing head 分规Dot line 虚线Dotted line 虚线Double dots line 双点划线Double helical pinion 人字小齿轮Double helical spur gear 人字齿轮Double thread 双头螺柱Dowel thread 定位销、圆柱销Dozer 推土机Draft = draught (拔模)斜度、草图、制图Drafting 制图Drafting board 制图板Drafting machine 制图机Drafting tape 制图带、胶带Draftsman 绘图员Drawer 制图员Drawing 绘图、图样Drawing board 绘图纸Drawing control 图样管理Drawing free-head 草图Drawing instrument 绘图仪器Drawing number 图号Drawing pencil 绘图铅笔Drawing pin 图钉Drawing size 图纸尺寸Drawing table 制图桌Drawing with compass 用圆规画图Blue print drawing 蓝图Free hand drawing 徒手图Full size drawing 原大图Skeleton drawing 草图、结构图Working drawing 施工图、制造图、工作图Drill 钻孔、穿孔、穿孔器Drive 传动、驱动Drive fit 打入配合Air drive 气动Belt drive 带传动Chain drive 链传动Friction drive 摩擦传动Gear drive 齿轮传动Hydromatic drive 液压传动Speed-reducer drive 减速器传动Variable-speed drive 变速传动Worm-wheel drive 蜗轮传动Driven gear 从动齿轮Driven shaft 从动轴Driving gear 主动齿轮Driving shaft 主动轴Drum cam 凸轮轴Ductile iron 球墨铸铁Duplicating tracing 复制描图Durometer (钢轨)硬度计Dusting cloth 抹灰布、撒粉布EEccentricity 偏心距Edge iron 角铁Edge round 外圆角Edge view 边视图Effective diameter 有效直径Effective face width 有效齿宽Efficiency 效率、性能Mechanical efficiency 机械效率Elastic deformation 弹性变形Elasticity 弹性Elbow 肘形弯管、弯头Electric current 电流Electric element 电池Elephant 绘图纸(28X23英寸) Elevation 正面图、立视图End 末端、头Ball end 秋端Butt end 平端、端面Tail end 尾端Top end 顶端Engagement 啮合Engineer 工程技术人员、工程师Engineer-in-chief 总工程师Equipment 设备Eraser 橡皮Erasing shield 擦图片Erection diagram 安装图、装配图Error 误差Accumulated error 累积误差Allowance error 容许误差Average error 平均误差Permissible error 容许误差Relative error 相对误差Exterior 外表面External 外部External diameter 外径External dimension 外形尺寸External fillet 外圆角External thread 外螺纹Extra fine(screw)特细牙螺纹Eyelet = eyelet-hole 小孔F Fabrication 建造、制造Face 面、正面、表面、端面Face cam 平面凸轮Face gear 平面齿轮Face hardening 表面硬化Inner face 里面Outer face 外面Face off 倒角Factor of safety 安全系数Factory 工厂、制造厂Factory made 工厂制造的Fastener 接合件、紧固件Fastening 连接件、紧固件Fatigue 疲劳Faucet 旋塞、龙头、开关Feather 滑键、冒口Feather key 滑键Feature 特征、特性、性能Basic mechanical design feature 主要机械设计性能Mechanical feature 机械性能(特性)Feed-pump 供油泵、供水泵Feet 英尺Ferrous metal 黑色金属Field 工场、现场Figure 形状、图样、插图、数字File 锉刀、锉平Filler 填料、垫片Fillet (内)圆角、填角、嵌条Fillet radius 内圆角半径Filter 过滤器Fine thread series 细螺纹级(系列)Finish 完工、加工、磨光Finish all over 全部加工Finish marks 加工符号Machine finish 机器光制Fit 配合Clearance fit 间隙配合Free fit 自由配合Interference fit 静配合Light press fit 轻压配合Light running fit 轻传动配合Loose fit 松配合Normal-running fit 传动配合Running fit 动配合Shrink fit 冷缩配合Slide fit 滑动配合Transition fit 过渡配合Fix 安装、装配、调整、修理、固定Flange 法兰盘、凸缘Flank 边、侧面、齿侧、后面Flat 扁头、平面Flat key 平键Flat spring 板弹簧Flat surface 平面Flexible disk coupling 挠性盘形联轴节Flexible gear-type coupling 挠性齿轮联轴节Flywheel 飞轮Foot 英尺Foot screw 地脚螺钉Force 力Fore word 序、前言Forge 锻Forge steel 锻钢Former 样板、模型、量规Wooden former 木模Formula 公式Foundation 基础、基座Foundation bolt 地脚螺栓Foundry 铸件、铸工车间Fraction 分数、小数Front view 前视图、主视图Full diameter 大直径、主直径Full line 实线Full size 原大Full scale 原大Full section 全剖视Full section view 全剖视图Furbish 研磨、擦光Fuse 保险丝、熔断器G Gage = gauge 量规Gallon 加仑Galvanize 镀锌、电镀Gasket 垫圈、密封垫Gasket material 填料Gasoline engine 汽油(内燃)机Gate 门、阀门Gear 齿轮Gear addendum angle 齿顶角Gear box(case) 齿轮箱Gear centre 齿轮中心Gear dedendum angle 齿根角(圆锥齿轮) Epicyclic gear 行星齿轮Herringbone gear 人字齿轮Ratchet gear 棘轮General drawing 总图Geometry 几何学Gland 压盖、填料盖、密封装置Glass 玻璃Glasscloth 砂布、玻璃布Glossary 词汇(表)Grade 等级、斜度Steel grade 钢号Graduated hardening 分级淬火Graduated scale 比例尺、分度尺Gram 克Graph 图(表、解、形)、曲线图Graph paper 方格纸Graphic图示、制图学Grease 滑脂Grind 磨削、抛光Grinding machine 磨床Grinding wheel 砂轮Groove cam 槽凸轮Groove pulley 槽轮、三角带轮Guide 手册、指南Guide bar 导杆Guide pin 定位销、导向销Guide screw 丝杠Guidebook 参考手册、指南、入门H Half 二分之一、一部分Half bearing 轴瓦Half section 半剖视Half section view 半剖视图Hammer 锤子Handbook 手册、指南Hand-made 手工制造的Hand-operated 手控的Handle 手柄Hand wheel 手轮Hard casting 白口铁Hard drawn 冷拔Hard rolled 冷轧的Hard surfacing 表面硬化Harden 淬火、硬化Hardened and tempered 调质的Hardened-steel 淬火钢Hardening 硬化Hardness 硬度Hardometer 硬度计Hatch 剖面线H-beam 工字梁、H形梁Heat–treatment 热处理Heavy force fit 重压配合Height 高度Helical bevel gear 螺旋伞齿轮Helical gear 螺旋齿轮、圆柱斜齿轮Helical rack 斜齿齿条Helical spring 螺旋弹簧Hex nut 六角螺母Hexagon jam nut 六角锁紧螺母Hexagon socket head 内六角头Hidden line 虚线Hidden outline 看不见的轮廓线High-carbon steel 高碳钢High-duty 重型的、大型的、优产的 High-speed steel 高速钢Hosting jack 千斤顶Hole 孔Horizontal datum plane 水平基准面Horizontal line 水平线Horizontal projection 水平投影Horizontal projection plane 水平投影面Horse-power 马力、功率Hose 软管Hose coupling 软管接头Hot-rolled steel 热轧钢Hot-work 热加工Hour 小时Housing 机座Housing of pump 泵体Bearing housing 轴承箱Gear housing 齿轮箱Hub 轮、中心、衬套Hydraulic(al) 液压的、液压传动装置Hydro-motor 液压马达Hypoid gear 准双曲面齿轮I I-beam 工字钢Illustration 插图、实例Inaccuracy 不精确、不准确Incenter 内(切圆)心Inch 英寸Incline 斜度、斜面Index plate 分度盘Indicator 指示计、百分表Industrial 工业公司Industrial drawing 工业制图Industry 工业Inertia 惯性Ink 墨水、油墨Ink holder 钢笔杆China ink 墨汁Inscription 标题Inside diameter 内径Inspection 检修、检查Inspection machine 检修机器Inspector 检查员Installation 装置、设备、安装Installation diagram 安装图Institute 研究所、协会、学院、学会Instruction 说明、指示Instrument 仪器、仪表、工具Instrument drawing 仪器图Intensity 强度Interchangeability 互换性1 Interconnection 互相连接Interference fit 静配合Interior view 内部(的)视图Internal combustion engine 内燃机Internal fillet 内圆角Internal gear 内齿轮Introduction 引言、介绍、序言Invisible line 虚线Involute 渐(伸)开线Involute gear 渐开线齿轮Involute rack 渐开线齿条Involute spline 渐开线花键Involute teeth 渐开线齿形Iron 铁Ingot iron 低碳铁、工业纯铁Knobbled iron 熟铁Magnetic iron 磁铁Malleable iron 可锻铁、韧性铁Plate iron 铁板、钢板Quadrant iron 方钢Rod iron 圆铁、棒钢Round iron 圆铁、圆钢Rustless iron 不锈铁Section iron 型钢Structural iron 结构钢White iron 白口铁Wrought iron 熟铁、锻铁Isometric diagram 等轴测图Isometric drawing 等轴测图J Jack-screw 螺旋千斤顶Job sheet 零件图纸Joint 结合、连接、焊接Bolt joint 螺栓连接Riveted joint 铆钉连接Welded joint 焊接Journal 轴径Journal bearing 径向轴承K Keeper 保持器(片)、架、定位件卡箍Keep-ring 保持环Key diagram 键、按钮Key way(seat、seating、slot)键槽Key wrench 套筒扳手Gib-head taper key 钩头斜键Square key 方形键Tightening key 斜扁键Woodruff key 半圆键Key-bolt 键螺栓Kilogram(me)公斤、千克Kilogram-meter 公斤米、千克米Kilometer 公里、千米Kilovolt 千瓦Kilowatt 千伏Kit 一套工具Knee 弯头、升降台Knee bend 弯管Knob 捏手、按钮Knuckle thread 圆形螺纹Knurl 滚花、压花Knurled nut滚花螺母L L-bar = L-beam 角钢Laboratory 实验室、研究室Lamp 灯Alarm lamp 信号灯Daylight lamp 日光灯Incandescent lamp 白炽灯Indicating lamp 信号灯、指示灯Lantern 游环、套环Large compasses 大圆规Lathe 车床Lathe-hand 车工Lattin = Latten 金属薄板、黄铜片Law 规律、定律Lay 布置、安排、放置Layer 层Carburized layer 渗碳层Layout 计划、方案、草图Layout design 草图设计、方案设计Layout drawing 方案草图Lead angle 螺旋升角Lead line 指引线Leaf spring 板弹簧Left hand 左方向Left hand thread 左旋螺纹Legend 图例、图表符号、代号、说明书Length 长度、距离Length gauge 长度规Length of normal 法线长Length of side 边长Effective length 有效长度Lens 透镜、镜片Letter 字、字母Capital letter 大写字母Level surface 水平面Lift 升降机、电梯Light alloy 轻合金Light beam 光束Light series 轻系列Light-duty 轻型Lighting installation 照明装置Lightning switch 照明开关Liquid 液体Limit 极限尺寸Limit switch 限位开关Line 线Line of action (齿轮)压力线Line of contact (齿轮)接触线Line of shaft轴线Line of thickness 线型的粗度Line weight线的粗细程度Actual line实线Addendum line齿顶线Broken line断裂线Center line = central line中心线Continuous line实线Dash(ed) line虚线Diagonal line 对角线Imaginary line 假想线Generation line 母线Pitch line 节线Real line 实线Reference line 基准线、参考线Right line 直线Skeleton line 轮廓线Solid line 实线Straight line 直线Vertical line 垂直线Liner 衬套Bearing line 轴瓦Link 连接环、链节Line assembly 连杆装配图Chain link 链节L-iron 角铁List 注册、记录、名册、目录Load 符合Actual load 有效载荷、实际载荷Allowable load 容许载荷Full load 满载(荷)、全负载(荷)Local view 局部视图Localization 定位\固定Locating pin 定位销Location by angle 角度定位Location by dimension 定位尺寸Location pin 定位销Location tolerance 定位公差Lock 锁\阀Lock nut 防松螺母Lock screw 锁紧螺钉Lock washer 弹簧垫圈Valve lock 阀簧抵座销、气门制销Loco 机车、火车头Logarithm 对数Long break 长断裂线Long radius 长半径Longitudinal key 长方键Lower limit 下限Lubricant pump 润滑油泵Lubricating ring 润滑油环Lubrication 润滑Bath lubrication 油浴润滑Bearing lubrication 轴承润滑Ring lubrication 油环润滑Shot lubrication 油枪润滑Splash lubrication 飞溅润滑Lubricator 润滑器Lubro-pump 油泵Luminaire 光源M Machine 机器、切割Machine building (manufacturing) 机械制造Machine drawing 机械制图Machine finish 机械加工Machine maker 机械工厂(制造者) Machine part 机械零件Machine shop 机工车间Drawing machine 绘图机Tracing machine 描图机Machining allowance 加工余量Machinist 机械工人\机械师Magazine 杂志Magnetic-particle clutch 电磁离合器Magnitude 数量、长度、大小Major type of slotted nut 大型锁母Make 制造、构造Malleable cast iron 可锻铸铁Malleable casting 韧铸件Malleable steel 软钢、展性钢Manual 手册、说明书Manual control 手控Manufacture 加工、制造业Manucturing engineering 制造工艺(技术) Manucturing machine 生产机械Manucturing tolerance 制造公差Master check 校正、校对Master drawing 样图Master gauge 标准规、校准规Master gear 主齿轮、标准齿轮Master making 手工Master screw 标准螺纹Match 匹配、配合Mate 啮合部分Material 物质、材料Fibre material 纤维材料Insulating material 绝缘材料Plastic material 塑料Maximal valve 极大值Maximum 极点、极限、最大量Maximum admitted diameter of work 工件最大许可直径Mean axis 中间轴Measure 量度、大小、尺寸Measure of precision 精确度Measurement 测定、尺寸、大小Measuring device 量具Measuring tools 量具Mechanical bolt 螺钉Mechanical drawing 机械制图Mechanical engineering’s scale 机械工程比例尺Mechanical properties 机械性能Mechanical reduction gear 齿轮减速装置Mechanism 机械结构、机械装置Medium series 中系列Mating member 配合件Meshing gear 啮合齿轮Metal 金属Admiralty metal 含锡黄铜Bell metal 青铜合金、种铜、铜锡合金Brazing metal 铜锌合金Hard metal 硬质合金Heavy metal 重金属Light metal 轻金属Monel metal 铜镍合金Power(ed) metal 粉末合金Wear-resistant metal 耐磨金属White metal 白合金(铅锑锡合金)Yellow metal 黄金、黄色金属Metallized 镀金属的、喷涂金属的Meter 米、公尺Meter per second 米/秒Meter screw 公制螺纹Meter series 公制系列Meter taper 公制锥度Meter-kilogram米-公斤Meter-kilogram-second米公斤秒Method 方法、规律Method of approximation 近似法Method of orthogonal projection 正投影法Conventional method 惯例、习用方法Processing method 加工方法Metric 公制的Metric measure 公制计量Metric scale 公制尺、米尺Metric system 米制、公制Metric thread 公制螺纹Metric unit 公制单位Microfilm 显微胶片Microinch 微英寸Micrometer 微米、千分卡尺Middle gear 中间齿轮Midpoint 中点Mild steel 软钢、冷轧钢Mile 英里Mill 磨、铣Millimeter = millimeter 厘米、公厘Milling 铣削、研磨Million 百万、兆Miniature bearing 微型轴承Minimum 最小量Minus 负的Miter(mitre)gear 45°圆锥齿轮、等径圆锥齿轮Miter wheel 伞齿轮、圆锥齿轮Mixer 搅拌机ML = material list 材料单Model 模型、样板、仿造Model machine 样机Model number 型号、序数Module 模数、系数Modulo 模数、模量Molten iron 铁水Molten steel 钢水Moment 力矩、弯矩Moment of couple (力)偶矩Moment of force 力矩Bending moment 弯曲矩Rotative moment 转矩、转动力矩Motion 移动、运动Motor 电动机、马达Mould 模型、样板、曲线板Mo(u)lding 造型法Moulding box 砂箱Mounting 安装、装配、座、支架Mounting bolt 装配螺栓Mounting hole 安装孔Mounting plate 安装板Movement 运动、位移Axial movement 轴向运动Spiral movement 螺旋运动Muff 套筒、轴套Multi-roll bearing 滚针轴承Multi disk clutch 多片式摩擦离合器Multiple threads 多头螺纹N Nail 钉Name of part 零件名称Name plate 铭牌Needle 针、指针Needle bearing 滚针轴承Neck 颈Nib 笔尖Nibbed bolt 尖头螺栓Nichrome 镍铬合金Nickel 镍Nickel-plate 镀镍Nitride 氮化、渗氮Nomenclature 名称、术语Nominal 标称的、额定的、公称的Nominal inside diameter 名义内径Nominal roll diameter 公称滚子直径Nominal size 名义尺寸Nomogram 诺模图、图算、图释Non-ferrous metal 有色金属Non-metal 非金属Non-rusting 不锈的Normal 正规的、标准的、法线的Normal chordal addendum 法向弦齿顶高 Normal circular thickness 法向节距Normal cross section 法向弧线齿厚Normal direction 正剖面、横断面Normal module 法线方向Normality 正常状态、标准Nozzle 喷嘴、喷口Number 数、号(码)、缩写No.Number of stars (螺纹)头数Number of turns (螺纹)圈数Dash number 零件编号Decimal number 十进位数Hardness number 硬度数Pitch number 节数Numbering 编号Numeral 数字Nut 螺母Nut bolt 螺钉、带帽螺栓Nut wrench 螺帽扳手Milled nut 滚花螺母Nylon 尼龙O Object 物体Obligue view 斜视图Office 办公室、办事处Drawing office 绘图室Engineering office 技术科Offset section 阶梯视图Oil basin 油箱(池)Oil level indicator 油面指示器Oil pipe 油管Oiler 油杯、加油壶Oiling system 加油系统Oilstone 油石O-ring gasket O型密封圈Orthography 正投影图、正视图Orthographic projection 正投影Ounce 英两、盎司Outline 外形、轮廓、略图、剖面Outline assembly drawing 外形装配图Outline drawing 草图、外形图Outline section 轮廓剖视Outside diameter 外径Overall 全面的、全部的Overall dimension 全尺寸Overall length 全长P Packing 包装、填料、密封Packing felt 毡垫、毡封Packing gland 密封压盖Packing piece 垫片Packing ring 填料环Asbestos packing 石棉填料Cup packing 皮碗密封Pad 衬垫、衬套、垫圈Padding 衬垫、填料Paper 纸Blue printing paper 蓝晒纸Drafting paper 绘图纸Emery paper 砂纸Tracing paper 描图纸Part 零件、部件Part end view 部分端视图Part section 部分剖视图Basal part 底板Pattern 式样、模型Pawl 棘爪Pen 笔Drawing pen 绘图笔Ruling pen 直线笔、鸭嘴笔Pencil-work 铅笔图Percent = per cent 百分率Perimeter 周长、周边Phantom line 假想线Phantom section 假想剖面Philips screw 带十字凹槽头螺钉Piece 部件Pin 销Pinion 小齿轮Pinion shaft小齿轮轴Pipe 管Pipe threads 管螺纹Flexible pipe 软管Seamless pipe 无缝钢管Water pipe 水管Pipeline drawing 管系图Piston 活塞、柱塞Piston ring 活塞环Piston rod 活塞杆Pitch螺距、节距Pitch angle 节锥半角Pitch cone 节圆锥Pitch of teeth (轮)齿矩Pitch point 节点Nominal pitch 公称螺距Normal pitch 法向节矩Screw pitch 螺距Plane of projection 投影面Plane of reference 参考面、基准面Plane section 剖面Planet 行星齿轮Plant 工厂、车间Power plant 动力站Pumping plant 泵站Transforming plant 变电站Plastics 塑料Plate 片、板、钢板Cover plate 盖板Face plate 面板Steel plate 钢板Plated 电镀的Copper plated 镀铜Nickel plated 镀镍Platform 平台Operation platform 工作台Plating 电镀、镀Chrome plating 镀铬Nickel plating 镀镍Tin plating 镀锡Plot 设计、绘图Plough (plow) bolt 防松螺栓Plug 塞、栓Oil plug 油塞Spark plug 火花塞Plunger 活塞、柱塞、滑阀Plunger chip 冲头Plunger pump 柱塞泵Plus minus screw 调整螺丝Pocketbook 手册、袖珍本Point 点Reference point 基准点Yield point 屈服点Polish 光泽、研磨、磨光、抛光Polishing 磨光、擦亮Politure 抛光、光泽Position 位置、方位Positional tolerance 位置偏差Pound 磅Power 动力、功率Input power 输入功率Output power 输出功率Rated power 额定功率Precision measure 精确度量Preface 序、前言、导语Press 精压、冲压、挤压Hydraulic press 水压机Pressure 压力、压缩Pressure angle 压力角Principal axis 主轴Principle layout 总布置图Principle of operation 工作原理Print 印刷Blue print 蓝图Printer 复印机、晒图机Production 生产、制造Production dimension 制造尺寸Profile 剖面、侧面、侧面图Involute profile 渐开线齿形Project 计划、设计、投影Projection 投影3rd (third) angle projection 第三角投影Property 特性、特征、性能Proportion 比例、比率Pulley 滑轮、皮带轮Pump 泵Punch 冲床、穿孔Punching 冲压、穿孔Push fit 推入配合Pusher-dozer 推土机Q Quadrangle 四边形、方形Quadrant designation 象限名称Quantity 量Quarter 四分之一Quenching 淬火Quill 活动套筒、衬套R Rack 机架、台、齿条Rack-and-pinion 齿条齿轮传动Radial ball bearing 径向球轴承Radian 弧度Radius 半径Radius of corner 原角半径Pitch radius 节圆半径Rotation radius 旋转半径Range 范围、排列Ratchet 棘轮Rating 功率、参数、规格Ratio 比例、比率Ratio of gear 变速比、齿数比、传动比Reader 读者、校对人、审稿人Reading views 读图Ream 绞孔、扩孔Rear axle 后轴Rear view 后视图Recess 凹槽Record 记录Rectangle 矩形、长方形Reducer 减速器Reference 参考、基准Relative position 相对位置Relay 继电器Removed section 移出剖面Rendered drawing 提供图样Repair 修理、检修Resistance 阻力、电阻Resistor 电阻器Retainer 护圈、挡圈Retaining ring 弹性挡圈Reversal 反向Revision 校订、修改Revolution 旋转、循环、周期Revolution per minute 每分钟转数Revolved section 旋转剖面Rib 肋Rigging 装配、安装、调整Right end view 右侧视图Right section 正截面Right-hand 右旋Rigidity 刚度、刚性Rim 边、缘、环Collar rim 轮缘Ring 环、圈Rubber ring 橡皮环Sealing ring 密封环Spring ring 弹簧圈Rivet 铆钉Robot 机器人、自动机Rod 杆、棒料Pull rod 拉杆Screw rod 螺杆Roll roller-type overrunning clutch 滚子型超越离合器 Rolling circle 滚圆、(齿轮的)基圆Room 房间Building room 装配间Tool room 工具室Work room 车间Root 齿根、牙底Root diameter 齿根直径Root of thread 螺纹牙底Cubic root 立方根Rope 绳、索Rough 粗糙面、毛坯、粗(未)加工(状态) Roughness 粗糙度Round nut 圆螺母Round section 圆形剖面Roundness 圆度、圆形Rubber 橡皮、磨光机Loaded rubber 填料橡胶。