. 机械英语大全straightener ['streitənə]基本翻译n. 矫直机,矫正机;矫直装置网络释义straightener:矫直机|矫直器|矫正机wire straightener:线材矫直机|钢丝校正机|线材整直器pipe straightener:管子矫直机|管子校直器|钢管矫直机punching machine 冲床robot 机械手hydraulic machine油压机hydraulic [hai'drɔ:lik]基本翻译adj. 液压的;水力的;水力学的网络释义hydraulic:水力的,水压的|水力的|液压Hydraulic components:液压元件|压元件|液压组件hydraulic leather:水压机革(密封用革)|水压机革(密封用革) 皮革类英语|水压机革(密封用革)lathe车床[leið]planer |plein|刨床miller 铣床grinder 磨床['ɡraində]linear cutting 线切割['liniə]electrical sparkle 电火花sparkle ['sp ɑ:kl]n. 活力;火花;闪耀vt. 使闪耀;使发光vi. 闪耀;发泡;活跃welder 电焊机staker=reviting machine铆合机position职务president董事长general manager总经理special assistant manager特助factory director 厂长department director 部长deputy manager | =vice manager 副理['depjuti] section supervisor 课长deputy section supervisor =vice section superisor副课长group leader/supervisor 组长line supervisor线长assistant manager助理to move, to carry, to handle搬运be put in storage入库pack packing包装to apply oil擦油to file burr 锉毛刺burr [bə:] n. 粗喉音,呼呼声vi. 用喉音说话vt. 以粗喉音发出final inspection 终检to connect material 接料to reverse material 翻料wet station 沾湿台Tiana 天那水cleaning cloth 抹布to load material 上料to unload material 卸料to return material/stock to 退料scraped 报废[skreipt]scrape ..v.刮;削deficient purchase 来料不良purchase ['pə:tʃəs]n. 购买;紧握;起重装置vt. 购买;赢得vi. 购买东西manufacture procedure 制程deficient manufacturing procedure 制程不良oxidation | [,ɔksi'deiʃən] |氧化scratch刮伤[skrætʃ]dents压痕defective up siding down抽芽不良defective to staking 铆合不良embedded lump 镶块feeding is not in place 送料不到位stamping-missing 漏冲production capacity生产力.education and training教育与训练proposal improvement提案改善spare parts=buffer 备件forklift叉车['fɔ:k,lift]trailer=long vehicle拖板车['vi:ikl, compound die合模die locker锁模器pressure plate=plate pinch 压板[pintʃ]bolt 螺栓administration/general affairs dept 总务部automatic screwdriver 电动启子['skru:,draivə] thickness gauge厚薄规gauge(or jig)治具[ɡeidʒ]power wire 电源线buzzle 蜂鸣器defective product label 不良标签identifying sheet list 标示单location 地点present members 出席人员subject主题conclusion结论decision items决议事项responsible department 负责单位ocation模具备品仓skid/pallet栈板tox machine自铆机wire EDM 线割EDM 放电机Coil stock 卷料sheet stock 片料tolerance 工差score=groove 压线cam block 滑块pilot 导正筒trim剪外边pierce剪内边drag form压锻差pocket for the punch head挂钩槽slug hole废料孔feature die公母模expansion dwg展开图radius 半径shim(wedge)楔子torch-flame cut 火焰切割set screw止付螺丝form block折刀stop pin定位销round pierce punch=die button圆冲子shape punch=die insert异形子stock locater block定位块under cut=scrap chopper 清角active plate活动板baffle plate挡块baffle ['bæfl]基本翻译n. 挡板;困惑vt. 使…困惑;使…受挫折;用挡板控制vi. 做徒劳挣扎网络释义baffle:挡板|遮蔽体|调节阻板baffle plate:遮挡板|隔板,导流板|导流板baffle board:反射板|挡板|挡水板cover plate盖板male die公模female die母模groove punch 压线冲子air-cushion eject-rod 气垫顶杆spring-box eject-plate 弹簧箱顶板bushing block 衬套insert 入块club car 高尔夫球车capability 能力parameter 参数[pə'ræmitə]factor 系数phosphate 皮膜化成['fɔsfeit] viscosity 涂料粘度[vi'skɔsəti] alkalidipping 脱脂main manifold 主集流脉bezel 斜视规['bezəl]blanking穿落模dejecting顶固模[di'dʒekt]demagnetization去磁;消磁['di:,mæɡnitai'zeiʃən, -ti'z-]high-speed transmission高速传递heat dissipation 热传[disi'peiʃən]rack 上料degrease 脱脂[di:'ɡri:s]rinse 水洗alkaline etch 龄咬['ælkəlain] [etʃ]desmut 剥黑膜D.I. rinse纯水次Chromate铬酸处理['krəumeit]Anodize阳性处理['ænəudaiz]seal封孔revision版次part number/P/N 料号good products 良品scraped products 报放心品[skreipt]defective products 不良品finished products成品disposed products处理品barcode条码flow chart 流程表单assembly组装stamping冲压molding成型spare parts=buffer 备品coordinate座标[kəu'ɔ:dinit, kəu'ɔ:dineit] dismantle the die折模auxiliary fuction 辅助功能auxiliary [ɔ:ɡ'ziljəri]基本翻译n. 助动词;辅助者,辅助物;附属机构adj. 辅助的;副的;附加的网络释义Auxiliary:辅助的|助动词|附属的auxiliary projection:辅助投影|辅视图|辅助视图auxiliary function:辅助函数|辅助功能|辅助功能[函数,操作程序poly-line 多义线heater band 加热片thermocouple 热电偶['θə:məu,kʌpl]sand blasting喷沙grit 砂砾[ɡrit]derusting machine除锈机[di:'rʌstiŋ]degate打浇口[di:'geit]dryer 烘干机induction 感应induction light感应光response=reaction=interaction感应ram连杆edge finder 巡边器concave凸concave [kɔn'keiv, 'kɔnkeiv]基本翻译n. 凹面adj. 凹的,凹面的vt. 使成凹形网络释义concave:凹的|脚窝板面凹下部分,板凹可增加板面强度和滑手动作的杠杆作用。
|凹面,凹雕物concave cutter:凹面铣刀|凹锣刀片|凹半圆成形铣刀,凹半圆刃铣刀Concave plane:凹底刨|内圆线刨convex 凹convex [kɔn'veks]基本翻译n. 凸面体;凸状adj. 凸面的;凸圆的网络释义convex:凸的,凸面体|凸面|凸形convex roller:球面滚子|球凸面滚子|不锈钢印刷网不锈钢超薄网荷兰布球面滚子convex set:凸集|凸集合|凸集合凸集合short 射料不足nick缺口speck瑕shine亮班splay 银纹gas mark焦痕delamination 起鳞delamination [di:,læmi'neiʃən]基本翻译n. 分层;层离网络释义delamination resistance:抗脱层性能|抗分层性,抗脱层性continental delamination:岩石圈脱壳沉降|岩石圈脱壳沈降(作用)bed delamination:分层cold slug 冷块blush 导色gouge 沟槽;凿槽gouge [ɡaudʒ]vt. 用半圆凿子挖;欺骗n. 沟;圆凿;以圆凿刨[ 过去式gouged 过去分词gouged 现在分词gouging ]-gouge:圆凿;弧口凿;半圆凿;断层泥圆凿satin texture 段面咬花satin ['sætin]基本翻译n. 缎子;缎子衣服adj. 光滑的;绸缎做的;似缎的网络释义Satin:光泽|经向缎纹/色丁|沙丁布Satin Blue:蓝色texture swapping:纹理交换Texture Modes:材质模式witness line证示线patent专利grit沙砾grit [ɡrit]基本翻译n. 粗砂,砂砾vt. 研磨;在…上铺砂砾vi. 摩擦作声网络释义grit:沙砾|砂砾|砂粒grit blast:喷砂装置|喷粒处理|喷砂处理abrasive grit:磨料粒度|喷丸|磨料granule=peuet=grain细粒granule ['ɡrænju:l]基本翻译n. 颗粒网络释义granule:颗粒料|颗粒|粒,颗粒fat granule:脂肪滴|脂肪粒|脂肪粒,脂粒crystalline granule:晶粒状块|半结晶粒grit maker抽粒机cushion缓冲cushion ['kuʃən]基本翻译n. 垫子;起缓解作用之物;(猪等的)臀肉;银行储蓄tiple keys 花键quenching 淬火['kwentʃiŋ]tempering 回火['tempəriŋ]annealing 退火[ə'ni:l]carbonization 碳化[,kɑ:bənai'zeiʃən,-ni'z-] tungsten high speed steel 钨高速的tungsten ['tʌŋs tən]基本翻译n. 钨(一种金属元素)网络释义Tungsten:钨|钨丝灯|金属元素tungsten steel:钨钢|乌钢tungsten lamp:钨丝灯|钨灯|钨丝白炽灯moly high speed steel 钼高速的moly ['məuli]基本翻译n. 有白花和黑根的魔草网络释义moly:魔草|梦菱纱|野生蒜Allium moly:黄花茖葱Porphyry Moly:加拿大寻求斑岩状钼矿organic solvent 有机溶剂organic [ɔ:'ɡænik]基本翻译adj. 有机的;组织的;器官的;根本的网络释义organic:有机的|器官的|有机organic solvent:有机溶剂|有機溶劑|释义:有机溶剂Organic Chemistry:有机化学|化学丛书之有机化学|有機化學bracket 小磁导bracket ['brækit]基本翻译n. 支架;括号;墙上凸出的托架vt. 括在一起;把…归入同一类;排除网络释义bracket:托架|小磁导|支架income bracket:收入档次|入息组别wall bracket:壁上托架,挂墙托架|壁支架|墙托座liaison联络单volatile 挥发性resistance 电阻ion 离子titrator 滴定仪beacon 警示灯coolant 冷却液crusher 破碎机金属切削metal cutting机床machine tool金属工艺学technology of metals刀具cutter摩擦friction联结link传动drive/transmission轴shaft弹性elasticityelasticity [,elæs'tisəti]基本翻译n. 弹性;弹力;灵活性网络释义elasticity:弹性力学|弹性,弹性学|弹力retarded elasticity:延迟弹性|弹性后效|推迟弹性perfect elasticity:完全有弹性|完全弹性,理想弹性|完全弹性或完全有弹性频率特性frequency characteristic误差error响应response定位allocation机床夹具jig动力学dynamic运动学kinematic静力学static分析力学analyse mechanics拉伸pulling压缩hitting剪切shear扭转twist弯曲应力bending stress强度intensity三相交流电three-phase AC磁路magnetic circles变压器transformer异步电动机asynchronous motorasynchronous [ei'siŋkrənəs]基本翻译adj. 异步的;不同时的;不同期的网络释义asynchronous:异步的|异步|非同步的asynchronous machine:异步电机|异步机|异步机器asynchronous generator:异步发电机|异步电机|不同步发电机几何形状geometrical精度precision正弦形的sinusoid交流电路AC circuit机械加工余量machining allowanceallowance [ə'lauəns]基本翻译n. 津贴,零用钱;允许;限额vt. 定量供应网络释义allowance:折让|容差|宽裕度machining allowance:机械加工余量|加工余量|切消袷度working allowance:加工余量|有效使用修正量|加工变形力deforming force变形deformation应力stress硬度rigidityrigidity [ri'dʒidəti]基本翻译n. 硬度,刚性;严格,刻板;僵化;坚硬网络释义rigidity:硬度|刚性,刚度|刚性price rigidity:价格刚性|僵固性|价格僵固dynamic rigidity:动态刚性|动态刚度|动态刚性(度)热处理heat treatment退火annealanneal [ə'ni:l]基本翻译n. 退火;锻炼,磨练vt. 使退火,韧炼;锻炼网络释义anneal:退火|锻烧|使退火homogenizing anneal:均质化退火anneal yourself:锻炼自己正火normalizingnormalizing ['nɔ:məlaiziŋ]基本翻译n. 正火;正常化;规格化v. 使正常化;使正规化;对钢正火(normalize的ing 形式)网络释义normalizing:正火|正常化|标准化Diffusion normalizing:扩散正常化|高温扩散正火normalizing treatment:正火处理脱碳decarburizationdecarburization [di:,kɑ:bjuərai'zeiʃən]基本翻译n. 脱碳网络释义decarburization:脱碳|脱碳处理|脱炭surface decarburization:表面脱碳|表面脱碳<作用|表面vacuum decarburization:真空脱碳渗碳carburization carburization [,ka:bjurai'zeiʃən]基本翻译n. 渗碳(作用)网络释义carburization:渗碳|渗碳法|渗碳作用self carburization:自增碳local carburization:局部渗碳电路circuit半导体元件semiconductor element反馈feed器Programmable Logic Controller PLC电火花加工Electric spark machining电火花线切割加工electrical discharge wire - cutting 相图phase diagram热处理heat treatment固态相变solid state phase changes有色金属nonferrous metal陶瓷ceramics合成纤维synthetic fibresynthetic [sin'θetik]基本翻译n. 合成物adj. 综合的;合成的,人造的网络释义synthetic:合成的|合成树脂|合成纤维synthetic resin:合成树脂|合成树脂,人造树脂|人造树脂Synthetic detergents:合成洗涤剂|释义:合成洗涤剂|合成洗纺织剂电化学腐蚀electrochemical corrosion车架automotivechassis悬架suspension转向器redirector变速器speed changer板料冲压sheet metal parts孔加工spot facing machining车间workshop工程技术人员engineer气动夹紧pneuma lock数学模型mathematical model画法几何descriptive geometry机械制图Mechanical drawing投影projection视图view剖视图profile chart标准件standard component零件图part drawing装配图assembly drawing尺寸标注size marking技术要求technical requirements刚度rigidity内力internal force位移displacement截面section疲劳极限fatigue limit断裂fracturefracture ['fræktʃə]基本翻译n. 破裂,断裂;骨折vt. 使破裂vi. 破裂;折断网络释义fracture:断裂|骨折|破裂fatigue fracture:疲劳断裂|疲劳断口|疲乏断裂axle fracture:车轴断裂|轴断裂轴断面|体育术语]《自行车术语高阶(中英)》正文:车轴断裂塑性变形plastic distortion脆性材料brittleness material刚度准则rigidity criterion垫圈washer垫片spacer直齿圆柱齿轮straight toothed spur gear斜齿圆柱齿轮helical-spur gear直齿锥齿轮straight bevel gear运动简图kinematic sketch齿轮齿条pinion and rack蜗杆蜗轮worm and worm gear虚约束passive constraint曲柄crank摇杆racker凸轮cams共轭曲线conjugate curve 范成法__________generation method定义域definitional domain值域range导数\\微分differential coefficient求导derivation定积分definite integral不定积分indefinite integral曲率curvature偏微分partial differential毛坯rough游标卡尺slide caliper千分尺micrometer caliperscalipers ['kælipəz]基本翻tock卡盘chuck加工中心machining center车刀lathe tool车床lathe钻削镗削bore车削Turning磨床grinder基准benchmark钳工locksmith锻forge压模stamping焊weld拉床broaching machine拉孔broaching装配assembling铸造found流体动力学fluid dynamics流体力学fluid mechanics加工machining液压hydraulic pressure切线tangent机电一体化mechanotronics mechanical-electrical integration气压air pressure pneumatic pressure稳定性stability介质medium液压驱动泵fluid clutch.液压泵hydraulic pump阀门valve失效invalidation强度intensity载荷load应力stress安全系数safty factor可靠性reliability螺纹thread螺旋helixhelix ['hi:liks]基本翻译n. 螺旋,螺旋状物;耳轮网络释义Helix:螺旋线|螺旋型|螺旋形normal helix:法向螺旋线|正交螺旋线|法螺旋线reference helix:分度圆螺旋线|分度圆涡旋线键spline销pin滚动轴承rolling bearing滑动轴承sliding bearing弹簧spring制动器arrester brake十字结联轴节crosshead联轴器coupling链chain皮带strap精加工finish machining粗加工rough machining变速箱体gearbox casing腐蚀rust氧化oxidation磨损wear耐用度durabilitydurability [,djuərə'biləti]基本翻译n. 耐久性;坚固;耐用年限网络释义durability:耐用度|耐用性|持久性print durability:印花牢度Surface durability:表面耐久度随机信号random signal离散信号discrete signal超声传感器ultrasonic sensor ultrasonic [,ʌltrə'sɔnik]基本翻译n. 超声波adj. 超声的;超音速的网络释义ultrasonic:超声的|超声波的|超声,超音ultrasonic testing:超声波探伤法,超声波测试|超声波测试|超声波检验ultrasonic welding:超声波焊接|超声焊|超声波焊集成电路integrate circuit挡板orifice plateorifice ['ɔrifis, 'ɔ:-]基本翻译n. 孔口网络释义Orifice:注孔|孔口|口,管口嘴,小孔restriction orifice:限流孔板|节流孔板orifice flow:孔流|锐孔流出|孔板流出残余应力residual stressactive domain:有效域值域range导数\\微分differential coefficient求导derivation定积分definite integral不定积分indefinite integral曲率curvaturecurvature ['kə:vətʃə]基本翻译n. 弯曲,曲率网络释义curvature:曲率|曲率/弯曲|弧线Field curvature:像场弯曲|场曲率|场曲double curvature:双曲率|双曲面|双曲率翼形偏微分partial differential毛坯rough游标卡尺slide caliper千分尺micrometer calipers攻丝tap二阶行列式second order determinant逆矩阵inverse matrix.线性方程组linear equationslinear ['liniə]基本翻译adj. 线的,线型的;直线的,线状的;长度的网络释义Linear:直线式|线性的|一次的,线性的linear regression:线性回归|直线回归|线性迴归linear motion:直线运动|线性运动|一维运动概率probability随机变量random variable排列组合permutation and combination气体状态方程equation of state of gas动能kinetic energykinetic [ki'netik, kai-]基本翻译adj. 运动的;活跃的网络释义kinetic:动的|运动的|动力(学)的Kinetic Design:动感设计|动态设计|动能美学kinetic theory:分子运动论|动力学理论|运动论势能potential energy机械能守恒conservation of mechanical energy动量momentum桁架truss轴线axes余子式cofactor逻辑电路logic circuit触发器flip-flop脉冲波形pulse shape数模digital analogy液压传动机构fluid drive mechanism机械零件mechanical parts淬火冷却quench淬火hardening回火tempering调质hardening and tempering磨粒abrasive grainabrasive [ə'breisiv]基本翻译n. 研磨料adj. 粗糙的;有研磨作用的;伤人感情的网络释义abrasive:砂轮|磨料|磨料的,研磨的abrasive tool:研磨工具|磨具|砂磨工具abrasive disk:砂轮|磨盘|砂轮/研磨盘结合剂bonding agent砂轮grinding wheelgrinding ['ɡraindiŋ]基本翻译adj. 磨的;刺耳的;令人难以忍受的网络释义grinding:研磨|粉碎|磨削grinding disc:研磨盘grinding machine:研磨机|磨床|磨石机机械专业英语词汇机床machine tool金属工艺学technology of metals刀具cutter摩擦friction联结link传动drive/transmission轴shaft弹性elasticity频率特性frequency characteristic误差error响应response定位allocation机床夹具jig动力学dynamic运动学kinematic静力学static分析力学analyse mechanics拉伸pulling压缩hitting剪切shear扭转twist弯曲应力bending stress强度intensity.三相交流电three-phase AC磁路magnetic circles变压器transformer异步电动机asynchronous motor几何形状geometrical精度precision正弦形的sinusoidsinusoid ['sainəsɔid]基本翻译n. 正弦曲线网络释义sinusoid:正弦形的|正弦曲线|血窦sinusoid scan:正弦扫描damped sinusoid:阻尼正弦曲线|阻尼正弦波交流电路AC circuit机械加工余量machining allowance变形力deforming force变形deformation应力stress硬度rigidity热处理heat treatment退火anneal正火normalizing脱碳decarburization渗碳carburization电路circuit半导体元件semiconductor element反馈feedback发生器generator直流电源DC electrical source门电路gate circuit逻辑代数logic algebra外圆磨削external grindinggrinding ['ɡraindiŋ]基本翻译adj. 磨的;刺耳的;令人难以忍受的网络释义grinding:研磨|粉碎|磨削grinding disc:研磨盘grinding machine:研磨机|磨床|磨石机内圆磨削internal grinding平面磨削plane grinding变速箱gearbox离合器clutch 绞孔fraising绞刀reamer螺纹加工thread processing螺钉screw铣削mill铣刀milling cutter功率power工件workpiece齿轮加工gear mechining齿轮gear主运动main movement主运动方向direction of main movement进给方向direction of feed进给运动feed movement合成进给运动resultant movement of feed合成切削运动resultant movement of cutting合成切削运动方向direction of resultant movement of cutting切削深度cutting depth前刀面rake face刀尖nose of tool精加工finish machining粗加工rough machining变速箱体gearbox casing腐蚀rust氧化oxidation磨损wear耐用度durability随机信号random signal离散信号discrete signaldiscrete [dis'kri:t]基本翻译n. 分立元件;独立部件adj. 离散的,不连续的网络释义discrete:离散|离散的|离散的,分立的DISCRETE SIGNAL:离散信号|上上烛汃陓疡discrete variable:离散变量|间断性变数|分散变量超声传感器ultrasonic sensorultrasonic [,ʌltrə'sɔnik]基本翻译n. 超声波adj. 超声的;超音速的网络释义ultrasonic:超声的|超声波的|超声,超音ultrasonic testing:超声波探伤法,超声波测试|超声波测试|超声波检验ultrasonic welding:超声波焊接|超声焊|超声波焊集成电路integrate circuit挡板orifice plateorifice ['ɔrifis, 'ɔ:-]基本翻译n. 孔口网络释义Orifice:注孔|孔口|口,管口嘴,小孔restriction orifice:限流孔板|节流孔板orifice flow:孔流|锐孔流出|孔板流出残余应力residual stressresidual [ri'zidjuəl, -dʒu-]基本翻译n. 剩余;残渣adj. 剩余的;残留的网络释义Residual:误差|剩余|残馀,剩馀的Residual value:剩余价值|残值|剩馀价值residual strain:残留应变|残余应变|残留变形套筒sleeve扭力torsiontorsion ['tɔ:ʃən]基本翻译n. 扭转,扭曲;转矩,扭力网络释义torsion:扭力|扭转|扭曲torsion load:扭转载荷|扭力载荷|扭转荷载torsion bar:扭杆|扭力杆|力杆冷加工cold machining电动机electromotor汽缸cylindercylinder ['silində]基本翻译n. 圆筒;汽缸;柱面;圆柱状物网络释义cylinder:汽缸|圆柱体|铁桶graduated cylinder:量筒|刻度量筒|释义:(刻度)量筒cylinder square:圆筒直尺|圆柱直角尺|圆柱形直角规过盈配合interference fit 热加工hotwork摄像头CCD camera倒角rounding chamfer优化设计optimal design工业造型设计industrial moulding design有限元finite element滚齿hobbinghobbing ['hɔbiŋ]基本翻译n. 滚齿机;滚刀网络释义hobbing:滚齿|滚齿加工|铣刀gear hobbing:滚削齿|滚齿|滚齿机conventional hobbing:普通滚削,逆向滚削插齿gear shaping伺服电机actuating motor铣床milling machine钻床drill machine镗床boring machine步进电机stepper motor丝杠screw rod导轨lead rail组件subassembly可编程序逻辑控制器Programmable Logic Controller PLC电火花加工electric spark machining电火花线切割加工electrical discharge wire - cutting 相图phase diagramdiagram ['daiəɡræm]基本翻译n. 图表;图解vt. 用图解法表示热处理heat treatment固态相变solid state phase changes有色金属nonferrous metalnonferrous [nɔn'ferəs]基本翻译adj. 非铁的;不含铁的网络释义nonferrous:不含铁的,非铁的|非铁的|不含铁的nonferrous metals:非铁金属|有色金属|非铁类金属Nonferrous Metallurgy:有色金属冶金|有色冶金(学)|非铁金属冶炼术, 有色金属冶金合成纤维synthetic fibre电化学腐蚀electrochemical corrosion车架automotive chassis悬架suspensionsuspension [sə'spenʃən]基本翻译n. 悬浮;暂停;停职网络释义suspension:悬架|停止出赛|停止出赛(之处罚)Rear suspension:后避震|后悬吊|后悬吊系统Air suspension:空气悬架[挂|空气悬浮法|空气悬吊转向器redirector变速器speed changer板料冲压sheet metal parts孔加工spot facing machining车间workshop工程技术人员engineer气动夹紧pneuma lockpneuma ['nu:mə]基本翻译n. 灵魂;精神;元气网络释义pneuma:元气|普纽玛|精气divine pneuma:神性活力pneuma-:气,气体②呼吸数学模型mathematical model画法几何descriptive geometry机械制图Mechanical drawing投影projection视图view剖视图profile chartprofile ['prəufail]基本翻译n. 侧面;轮廓;外形;剖面网络释义Profile:旺铺介绍|轮廓|属性。