【正文】 patter loss coefficient融合比fusion ratio稀釋dilution稀釋率rate of dilution合金過度系數(shù)transfer efficiency/recovery (of an element)坡口groove坡口面groove face坡口面角度angle of bevel (英國)/ bevel angle (美國)坡口角度included angle(英國)/groove angle(美國)坡口高度groove depth鈍邊root face鈍邊高度thickness of root face/width of root face根部間隙root gap(英國)/root opening (美國)根部半徑root radius/groove radius根部銳邊root edge卷邊高度height of flange卷邊半徑radius of flange單面坡口single groove雙面坡口double groove坡口形式groove typeI形坡口square grooveV形坡口single V grooveY形坡口single V groove with root face帶鈍邊U形坡口single U groove帶鈍邊雙U形坡口double U grooveVY形坡口single pound angle groove帶鈍邊J形坡口single J groove帶鈍邊雙J形坡口double J groove單邊V形坡口single bevel groove雙V形坡口double V groove不對稱雙V形坡口 asymmetric double V groove雙單邊V形坡口 double bevel groove/K groove帶墊板V形坡口 V groove with backing/ single V groove with backing喇叭形坡口flare groove鎖底坡口single bevel groove with backing locked坡形板邊 tapered edge焊縫 weld接逢 seam焊縫符號 welding symbol焊縫金屬 weld metal填充金屬 filler metal熔敷金屬 deposited metal焊縫表面weld face/ face of weld焊縫背面 back of weld焊縫軸線axis of weld焊縫尺寸 size of weld焊縫寬度weld width/ width of weld焊縫長度 weld length/ length of weld焊縫有效長度 effective length of weld焊縫厚度 throat depth/ throat thickness焊縫計算厚度theoretical throat焊縫實際厚度actual throat熔深penetration/ depth of penetration焊縫成形appearance of weld焊縫成形系數(shù)form factor of weld余高 reinforcement/ excess weld metal背面余高root reinforcement削平焊縫flush weld/ weld machined flush對接焊縫butt weld角焊縫fillet焊腳leg/ fillet weld leg角焊縫斷面形狀profile of fillet weld平形角焊縫flat fillet凸形角焊縫convex fillet weld凹形角焊縫concave fillet weld角焊縫凹度concavity側(cè)面角焊縫side fillet weld/ fillet weld in parallel shear正面角焊縫front fillet weld/ fillet weld in normal shear立角焊縫fillet weld in the vertical position橫角焊縫fillet weld in the horizontal position平角焊縫fillet weld in the flat position斜角焊縫oblique fillet weld連續(xù)焊縫continuous weld斷續(xù)焊縫intermittent weld連續(xù)角焊縫continuous fillet weld斷續(xù)角焊縫intermittent fillet weld交錯斷續(xù)角焊縫staggered intermittent fillet weld并列斷續(xù)角焊縫chain intermittent fillet weld端接焊縫edge weld卷邊焊縫flanged edge weld塞焊焊縫plug weld縱向焊縫longitudinal weld橫向焊縫transverse weld環(huán)行焊縫girth weld/ circumferential weld螺旋形焊縫spiral weld/ helical weld密封焊縫seal weld承載焊縫strength weld聯(lián)系焊縫connective weld定位焊縫tack weld焊道bead/ run/ pass焊波ripple焊根weld root/ root of weld焊趾weld toe/ toe封底焊道sealing run (after making main weld)/ back weld打底焊道backing weld (before making main weld)/ back weld根部焊道root pass/ root run填充焊道filling bead蓋面焊道cosmetic bead/ cover pass回火焊道temper bead/ annealing bead熔透焊道penetration bead焊層 layer焊接接頭welded joint接頭形狀joint geometry等強匹配接頭equalmatching weld joint低強匹配接頭undermatching weld joint超強匹配接頭overmatching weld joint接頭根部root of joint對接接頭butt jointI形對接接頭square butt jointV形對接接頭single V butt jointU形對接接頭single U butt jointJ形坡口接頭single J butt joint雙V形對接接頭double V butt joint雙單邊V形對接接頭double bevel butt joint/ K groove butt joint帶鈍邊U形對接接頭double U butt joint帶鈍邊J形坡口接頭double J joint角接接頭corner jointT形接頭T joint斜T形接頭inclined T joint十字接頭cruciform joint/ crossshaped joint三聯(lián)接頭joint among three members搭接接頭lap joint套管接頭muff joint/ sleeve joint雙蓋板接頭double strapped joint蓋板接頭strapped joint端接接頭edge joint卷邊接頭flanged edge joint鎖底對接接頭lock butt joint斜對接接頭oblique butt joint混合接頭mixed joint/ posite joint有間隙接頭open joint無間隙接頭closed joint焊接電弧welding arc電弧形態(tài)arc shape電弧物理行為arc physics behaviour引弧striking arc引弧電壓striking voltage電弧氣氛arc atmosphere陰極cathode熱陰極hot cathode冷陰極cold cathode陰極斑點cathode spot陰極區(qū)cathode region陰極區(qū)電場強度intensity of the electric field in the cathode region陰極壓降cathode drop陽極anode陽極斑點anode spot斑點壓力spot pressure陽極區(qū)anode region陽極區(qū)電場強度intensity of the electric field in the anode region陽極壓降anode drop弧柱arc column/ arc stream弧柱壓降voltage drop in arc column弧柱電位梯度potential gradient in the arc column弧焰arc flame弧心arc core硬電弧forceful arc/ hard arc軟電弧soft arc旋轉(zhuǎn)電弧rotating arc脈沖電弧pulsed arc脈沖噴射電弧pulsed spray arc起皺現(xiàn)象puckering phenomena起皺電弧puckering arc起皺臨界電流 puckering critical current間接電弧 indirect arc壓縮電弧 pressive arc磁控電弧 magnetic controlling arc電弧力 arc force電磁力 electromagnectic force電磁收縮效應(yīng) pinch effect電弧飄移 wandering of arc電弧穩(wěn)定性 arc stability電弧靜特性 static characteristic of arc電弧動特性 dynamic characteristic of arc最小電壓原理 principle of minimum voltage電弧挺度arc stiffness電弧偏吹 arc blow磁偏吹 magnetic blow陰極清理作用 cleaning action of the cathode電弧自身調(diào)節(jié) arc selfregulation挖掘作用 digging action極性效應(yīng) polarity effect熔滴 droplet熔滴比表面積 specific surface of droplet熔滴過渡metal transfer過度頻率 transition frequency粗滴過渡globular transfer。 semimechanized半自動滾刀磨床semiautomatic hob grinder半自動化semiautomation。 factor of safety安全載荷 safe load凹面、凹度 concavity扳手 wrench板簧 flat leaf spring半圓鍵 woodruff key變形 deformation擺桿 oscillating bar擺動從動件 oscillating follower擺動從動件凸輪機構(gòu) cam with oscillating follower擺動導(dǎo)桿機構(gòu) oscillating guidebar mechanism擺線齒輪 cycloidal gear擺線齒形 cycloidal tooth profile擺線運動規(guī)律 cycloidal motion擺線針輪 cycloidalpin wheel包角 angle of contact保持架 cage背對背安裝 backtoback arrangement背錐 back cone ； normal cone背錐角 back angle背錐距 back cone distance比例尺 scale比熱容 specific heat capacity閉式鏈 closed kinematic chain閉鏈機構(gòu) closed chain mechanism臂部 arm變頻器 frequency converters變頻調(diào)速 frequency control of motor speed變速 speed change變速齒輪 change gear 。 rackshaped shaper cutter齒形鏈、無聲鏈 silent chain齒形系數(shù) form factor齒式棘輪機構(gòu) tooth ratchet mechanism插齒機 gear shaper重合點 coincident points重合度 contact ratio沖床 punch傳動比 transmission ratio, speed ratio傳動裝置 gearing。 virtual number of teeth當量摩擦系數(shù) equivalent coefficient of friction當量載荷 equivalent load刀具 cutter導(dǎo)數(shù) derivative倒角 chamfer導(dǎo)熱性 conduction of heat導(dǎo)程 lead導(dǎo)程角 lead angle等加等減速運動規(guī)律 parabolic motion。 standard pitch line分度圓 reference circle。 shockabsorber