中英文中英文文獻(xiàn)翻譯

中英文中英文文獻(xiàn)翻譯-環(huán)縫自動(dòng)焊機(jī)—定義:環(huán)縫自動(dòng)焊機(jī)是一種能完成各種圓形、環(huán)形焊縫焊接的通用自動(dòng)焊接設(shè)備?？捎糜谔间?、低合金鋼、不銹鋼、鋁及其合金等材料的優(yōu)質(zhì)焊接，并可選擇氬弧焊（填絲或不填絲）、熔化極氣體保護(hù)焊，等離子焊等焊接電源組成一套環(huán)縫自動(dòng)焊接系統(tǒng)?？蓮V泛地應(yīng)用于液壓油缸、汽車(chē)方向架、傳動(dòng)軸、貯氣筒、化工及醫(yī)療容器、液化氣罐、消防器材、礦山及生產(chǎn)線用滾筒及儲(chǔ)液筒等產(chǎn)品的焊接。根據(jù)工件形狀大小不不同，可將環(huán)縫自動(dòng)焊機(jī)分為以下幾種：1a立式環(huán)縫自動(dòng)焊機(jī)b臥式環(huán)縫自動(dòng)焊機(jī)2.焊接變位機(jī)3.焊接操作機(jī)（又名焊接中心）4.仿形環(huán)縫自動(dòng)焊機(jī)。下面將種焊機(jī)適用于哪種焊件，主要構(gòu)造特點(diǎn)說(shuō)明如下a立式環(huán)縫自動(dòng)焊機(jī)的表示方法:HF（L）其意為環(huán)縫（立），下面舉一焊接環(huán)直徑為200mm的型號(hào)技術(shù)參數(shù)如下控制電源：?jiǎn)蜗?20V,50HZ結(jié)構(gòu)形式：?jiǎn)瘟⒅蓛A式傾斜調(diào)節(jié)方式：無(wú)級(jí)，蝸輪蝸桿調(diào)節(jié)傾斜角度范圍：0-±90度可焊工件直徑（mm）:0~200主軸轉(zhuǎn)速：0~7rmp或0.5~14rmp環(huán)縫焊接范圍：0~1080度焊槍氣動(dòng)行程：100焊槍手動(dòng)微調(diào)距離：x,y,z向60mm集電環(huán)最大電流300A立式環(huán)縫自動(dòng)焊機(jī)是一種小巧、價(jià)廉物美、操作簡(jiǎn)單方便，能完成各種小型的圓形、環(huán)形焊縫焊接的通用自動(dòng)焊接設(shè)備。其最大特點(diǎn)就是適用于一些小型工件的環(huán)縫焊接，而且工件不宜過(guò)，長(zhǎng)如手指長(zhǎng)短的工件較適合焊接。主控制器采用運(yùn)動(dòng)控制器可編程控制器為核心控制單元，根據(jù)用戶要求，可通過(guò)修改控制軟件的程序及參數(shù)來(lái)調(diào)節(jié)設(shè)備的功能，實(shí)現(xiàn)圓形、半圓形、分段多段圓弧、環(huán)形焊縫的焊接，使整個(gè)設(shè)備具有很強(qiáng)的智能性和柔性，是一個(gè)具有較高檔次，較高性?xún)r(jià)比和可靠性的控制器。該控制器具有手動(dòng)調(diào)節(jié)和自動(dòng)焊接控制功能；回轉(zhuǎn)機(jī)構(gòu)由直流伺服電機(jī)驅(qū)動(dòng)，無(wú)級(jí)調(diào)節(jié)焊接速度，焊接速度由控制面板上的數(shù)顯顯示；采用獨(dú)立的調(diào)速電路，焊縫的搭接量可預(yù)先數(shù)碼設(shè)定，焊后焊槍高速?gòu)?fù)位；該控制器可根據(jù)焊接工藝要求采用多種控制輸出信號(hào)選擇和輸出接口，具有抗干擾強(qiáng)、可靠性高、調(diào)速穩(wěn)定、操作方便、自動(dòng)化程度高等特點(diǎn)，可廣泛地應(yīng)用環(huán)形焊縫工件的焊接控制b臥式環(huán)縫自動(dòng)焊機(jī)臥式環(huán)縫自動(dòng)焊機(jī)與立式環(huán)縫自動(dòng)焊機(jī)相比，其對(duì)焊件的長(zhǎng)度沒(méi)有過(guò)多的限制?三、四米的長(zhǎng)管都可輕松焊接。該設(shè)備可廣泛地應(yīng)用于液壓油缸、汽車(chē)方向架、傳動(dòng)軸、貯氣筒、化工及醫(yī)療容器、液化氣罐、消防器材、礦山及生產(chǎn)線用滾筒及儲(chǔ)液筒等產(chǎn)品的焊接。性能特點(diǎn)：床身采用臥式結(jié)構(gòu)，由焊接結(jié)構(gòu)件經(jīng)退火后精加工而成，保證床身導(dǎo)軌不變形；回轉(zhuǎn)機(jī)頭采用直流電機(jī)或交流變頻電機(jī)驅(qū)動(dòng)，速度穩(wěn)定可靠；主軸端部安裝有焊接夾具或三爪卡盤(pán)，用于裝夾定位工件；尾座可采用氣動(dòng)或手動(dòng)頂緊方式，端部可根據(jù)工件形式的不同選用不同的焊裝夾具或活動(dòng)頂尖；尾座可在床身導(dǎo)軌上滑動(dòng)，可調(diào)整機(jī)頭尾座的距離以適應(yīng)不同長(zhǎng)度的工件;焊槍機(jī)構(gòu)可根據(jù)工件焊接位置的不同，沿導(dǎo)軌方向移動(dòng)到相應(yīng)位置。焊接變位機(jī)1、 HB系列焊接變位機(jī)是通過(guò)傾斜和回轉(zhuǎn)動(dòng)作將工件置于便于焊接位置的工藝設(shè)備，主要用于復(fù)雜工件（如機(jī)架、機(jī)座、法蘭、球形容器、封頭、三通和頂蓋等部件）的TIG、MIG/MAG或PLASMA自動(dòng)焊接，也可用于PLASMA切割2、 HB系列焊接變位機(jī)主要由工作轉(zhuǎn)盤(pán)、翻轉(zhuǎn)機(jī)構(gòu)、減速箱、機(jī)架等構(gòu)成3、 可根據(jù)焊接速度需要設(shè)定不同的轉(zhuǎn)速進(jìn)行焊接，對(duì)于橢圓形工件可通過(guò)分區(qū)間進(jìn)行焊接編程，滿足各區(qū)段的焊接要求4、 設(shè)計(jì)精巧，轉(zhuǎn)動(dòng)精度高、慣性小，制動(dòng)性和平穩(wěn)性好，對(duì)中精度高5、 HB系列變位機(jī)配合TIG、MIG/MAG或PLASMA焊接電源和控制系統(tǒng)組成自動(dòng)焊接系統(tǒng)，此外還可以與操作機(jī)或焊接機(jī)器人聯(lián)動(dòng)使用，且成較為復(fù)雜的自動(dòng)焊接系統(tǒng)焊槍手動(dòng)三維調(diào)節(jié)機(jī)構(gòu)和旋轉(zhuǎn)機(jī)構(gòu)可滿足焊槍精確對(duì)準(zhǔn)焊接位置時(shí)的微動(dòng)調(diào)整需要；焊槍氣動(dòng)升降機(jī)構(gòu)和尾座氣動(dòng)頂緊機(jī)構(gòu)可滿足自動(dòng)焊接和自動(dòng)裝夾的要求，提高生產(chǎn)效率；根據(jù)工件焊接的要求，可選配氣動(dòng)升降托架，焊縫跟蹤裝置、焊接擺動(dòng)器;采用運(yùn)動(dòng)控制器可編程控制器作為主控單元，工業(yè)用觸摸屏操作界面，自動(dòng)化程度高，焊接質(zhì)量穩(wěn)定可靠;可通過(guò)修改控制軟件的程序及參數(shù)來(lái)調(diào)節(jié)設(shè)備的功能，實(shí)現(xiàn)圓形、半圓形、分段多段圓弧、環(huán)形焊縫的焊接焊接操作架焊接操作機(jī)一般由立柱、橫梁、回轉(zhuǎn)機(jī)構(gòu)、臺(tái)車(chē)等部件組成。各部件為積木式結(jié)構(gòu)，一般立柱、橫梁為其基本部件，其余部件可據(jù)用戶使用要求選配。一般適用于壓力容器中鍋爐汽包，石化容器等圓筒形工件的內(nèi)外縫的縱縫焊和環(huán)縫焊焊接。獨(dú)特的橫梁和立柱截面設(shè)計(jì)，導(dǎo)軌為45號(hào)鋼，焊后去應(yīng)力處理，經(jīng)刨、磨成型。重量輕、強(qiáng)度高、穩(wěn)定性好。橫梁內(nèi)伸縮臂的設(shè)計(jì)，可有效增加橫梁的水平伸縮距離。橫梁升降采用交流電機(jī)恒速方式，升降平穩(wěn)、均勻，安全系數(shù)高。帶安全防墜裝置。橫梁伸縮、立柱電動(dòng)回轉(zhuǎn)、電動(dòng)臺(tái)車(chē)均采用交流電機(jī)變頻無(wú)級(jí)調(diào)速，恒轉(zhuǎn)矩輸出，速度平穩(wěn)（特別是低速下），啟動(dòng)或停止迅捷，速度數(shù)字顯示并可預(yù)置。立柱回轉(zhuǎn)分為手動(dòng)、電動(dòng)兩種/回轉(zhuǎn)支承采用國(guó)內(nèi)名牌廠家的產(chǎn)品，自帶高精度齒輪，轉(zhuǎn)動(dòng)靈活，并可氣動(dòng)鎖緊，安全可靠。臺(tái)車(chē)采用標(biāo)準(zhǔn)鐵路路軌為行走軌道，分為手動(dòng)及電動(dòng)兩種。手動(dòng)適用于輕型及移動(dòng)范圍較小的操作機(jī)，電動(dòng)則適用于重型或移動(dòng)范圍較大的操作機(jī)。載人型操作機(jī)設(shè)有載人操作平臺(tái)，隨橫臂一起移動(dòng)。采用手控盒、機(jī)頭控制箱（焊接控制箱）構(gòu)成近控與遠(yuǎn)控方式，操作靈活方便，并在電氣箱預(yù)留聯(lián)動(dòng)接口，可與本公司或國(guó)內(nèi)外其它廠家制造的焊接機(jī)、滾輪架、變位機(jī)、圓形回轉(zhuǎn)工作臺(tái)等實(shí)現(xiàn)同步聯(lián)動(dòng)。仿形環(huán)縫自動(dòng)焊機(jī)仿形環(huán)縫自動(dòng)焊機(jī)是我公司針對(duì)焊接生產(chǎn)過(guò)程大量的管管垂直交叉而形成的馬鞍形焊縫以及管板傾斜一定角度而成的橢圓形焊縫而開(kāi)發(fā)的新型焊接設(shè)備，適用于汽車(chē)貯氣筒的筒體與螺母、汽車(chē)油箱油嘴、熱水器的筒體與出水嘴、熱水器加熱管與固定安裝板、液壓油缸的油嘴、空調(diào)壓縮機(jī)的螺母等工件的焊接。焊機(jī)由加壓定位機(jī)構(gòu)、床身、仿形機(jī)構(gòu)、焊槍調(diào)節(jié)機(jī)構(gòu)、控制系統(tǒng)等組成?？蛇m應(yīng)不同大小的馬鞍型接頭或管板接頭的焊接。焊接電源可選用熔化極氣體保護(hù)焊電源或TIG焊電源。立式床身采用焊接結(jié)構(gòu)，送絲機(jī)設(shè)置在立柱上，立柱前端設(shè)置焊槍回轉(zhuǎn)機(jī)頭安裝板.主要特點(diǎn)：焊槍回轉(zhuǎn)機(jī)頭采用直流減速電機(jī)驅(qū)動(dòng)，其回轉(zhuǎn)速度實(shí)現(xiàn)無(wú)極調(diào)速，焊接搭接量通過(guò)數(shù)碼預(yù)先設(shè)置。數(shù)控機(jī)構(gòu)為單軸或多軸數(shù)控，采用步進(jìn)電機(jī)或交流伺服電機(jī)驅(qū)動(dòng)，焊槍做環(huán)縫焊接時(shí)數(shù)控機(jī)構(gòu)驅(qū)動(dòng)焊槍做上下做仿形運(yùn)動(dòng)。焊接夾具保證工件的軸向和徑向定位，通過(guò)調(diào)整焊接夾具的定位點(diǎn)和更換定心軸，可以實(shí)現(xiàn)不同螺母工件的自動(dòng)焊接。機(jī)頭擺動(dòng)裝置：可實(shí)現(xiàn)機(jī)頭擺動(dòng)，增加焊縫寬度、擺動(dòng)頻率、擺動(dòng)幅度無(wú)級(jí)可調(diào)；焊槍氣動(dòng)提升機(jī)構(gòu)采用氣缸推動(dòng)，保證升降重復(fù)精度。焊槍三維調(diào)節(jié)機(jī)構(gòu)用于焊槍初始焊接位置的微調(diào)對(duì)中。主控制柜采用運(yùn)動(dòng)控制器可編程控制控制，主控操作盒為獨(dú)立部件，所有動(dòng)作調(diào)整和焊接操作均可以在此完成。翻譯成英語(yǔ)Ajuromatic^inbweldinsmachinex wAutomaticgirthweldingmacluneisscompletegeneralallkindsofcuculai;annulariveldautomaticWeldin?equipment.CanteusedforhiahqualitywelttaofcaitanMed：lowalloysteel,itamlessgted：alumuiuiLandifeallcmandothermaterials,andcanchooseweldmp(fillerwineorwithoutfiller\vu或gasmetalarcaiding,thepowertoforaicautomaticgirthueldingsystemofplasmaeldingwelding.Canbewideh'usedinthehvdraulicevlinder.ihedirstiotioffevehicleframe,ataLksi&iishaft,airitoK- J J * ■ 1 Lx ■chenucalandmedicalcontainers,liquefiedgastantfaequipment,miningandproductionlinewithrollerandtheliquidtube訛Idmgprodm.ClwtmstieThkirjilofweld血machineissuitableforwhatkindcfweldwgpaits.mainJtmcrunechai'adenstic?are將fcllours711?averticalautomatic.典1wddm?machiner甲吧茁仙ionmelhod:HF(L)and11smeaningforgirtb(vertical),hereisaweldingtingdiameterbelowforatypeoftechnicalparajKetersofZOftinnTh?controlpowersupply：single-pfe?2OTHZiitructalfbniKsinslecoliimiitiltingTiltadjustingmeltod:stepless［厚就叫wamiTiltan^lerwe:0-50deereesWeldingworkpiecediameter(mm):MOSpnullE輕述卜?nnpor0.5-14mipThetorchpneumaticstroke:100Weldinsmanualfine-tunmsdistance:X.y.Zto60mmThecollectorringthemaximumcurrent300A\erticalautomaticgirthweldingmachineisasmall：cheap,simpleandconvenientoperatioiicancompletethegeneralsmallcircular,annularweldingseamautomaticweldingequipment.Itsbiggestcharacteristicisapplicabletosomesmallworkpiececircularseamwelding,andtheworkpieceistoo.aslongasthefinderlensthissuitableforwelding.W W JMaincontrollerusesthemotioncontrollerprogrammablecontrollerasthecorecontrolunitaccordingtotherequirementsofusers,throughtheprogramandparameterstomodifythecontralsoftwaretoadjusttheequipmentfunction,toachievecircular,semicircular,weldinssectionmultisetcircle,circularweld,sothatthewholedeviceisliishlyintelligentandflexible,isaahighergrade：highercostperformanceand氏liabilityofthecontroller.Thecontrollerhasamanualcontrolandautomaticweldingcontrolfunction:rotarymechanismdnvenbyDCservomotor：steplessadjustmemofweldingspeed,weldingspeeddisplayedbythedigitaldisplaycontrolpanel:thecontrolcircuitofindependent,lapweldcanadvancedigitalsettingafterwelding,weldingspeedreduction:thecontrolleraccordingtotherequirementsofavanet\rofcontroloutput□gnalandoutputinterfaceofweldingproc申withstronganti-mterference..highreliabiliKstablespeedregulation,convenientoperation,hiahautomationdeeree.weldinscontrol\ndelvusedcircularweldworkpieceSeamautomaticweldingringhorizontalTOC\o"1-5"\h\zSeamautomaticwelding machineandverticalautomaticsirth weldine horizontalweldins compared toW J J J J【ins.thelensth ofnottooinanv restrictions.Lons threeorfourmeterscaneasily welding. ThedevicecanbeJ J J J wwidelyusedinthehydrauliccylinder,thedirectionofthevehicleframe,atransmissionshaft,airstoragetankchemicalandmedicalcontainers,liquefiedgastank：fireequipment^miningandproductionlinewithrollerandtheliquidstoragetubeweldingproducts.Performancecharacteristics:Hi已bedishorizontalstructure:byweldingpiecesofthestructureafterannealuisandrefinedprocessingensurenodeformationofrailbed;Rotan-headisdrivenbyDCmotororACvariablefrequencymotorspeed,stableandreliable;Eldingfixtureorthreeclawchuckspindleinstalled,usedforclampingworkpieceposition:Thetailstockcanadoptpneumaticormanualtighteningmode,endofweldingfixtureortopselectedaccordingtodiflerentworkpieceofdiilereniforms:Therearseatcanslideontheguiderailofthebed；canadjustthemachinetailseatdistanceinordertoadapttotheworkpiecewithdifferentlength:Accordingto±eweldingtorchindifferentpositioiLthedirectiontoguidetheappropnateposition.Themotionconirollerprogiwimablecontrolkrasthemaincontrolunit:toudiscreenopeationinterfacewithindustn-high,desireofauton-aticn.weldin.c：qualiwisstableatidreliable:Theiveldtngpoiition^rKBseriesweldin?positionerietheworkpieceinconvenientweldingequipmentptsitiiMibvtiltingandturnin?tnainlyusedlorcomplexmrkpiece(aucl鴦frame.&ame.flange；spherical代関孔head,threelinkflandatopcover)ofTIG.MIGMAGcrPLASMA,automaticwelding.PLASMAcanisobemedforcuttingHBseriesweldingpositioiierismaiiilTcomposedofaworkingtable,aturuc^-ermechajiism.gearboxframe.canbesetaccordingtoneahofdiileiient卅eldingspeEdofweldingspeed,theellipsewoitpiececanweldpra^rainmmEihrauBhpaitition.meettheweldiusrequireni^Qtsofeachsectionrequisitedwisn.lushaccuiac-vofrotaiioirsmallrnertia.brakinap2rtam;ajiceandstabilityof(hegood,theprecisioni?liighHBseriespos/imerwithIIGEG.'MAGarPLASMAccmpositionautomaticweldingsystem,perwer&upplvajideocirolManofelding,alsocanwithoperatiaiimachineortheu麗ofeldingrobotlinkageautomaticweldingsvstemiscomplexWreldin-5tarcliomiial3Dadiustmemechanismardtherotarvmechanismcansati^frtheweldingtorchaccuratealieumentofmicroadjustpoatictineed:ThetoncEpneumaticliftingmechamamandatailstockpneumaticpuahinsniFchauismofautotnalicweldingandcajisalisfct皿requLnemeiitofautomaticclarEpmg;improvproductionefQciency:Accartatotheweldk?requiretEeh拉optiotialpneumaticliftin?bracket,seamtrackmgdevice.xveldin?oscillatorrhemotioncontrollerprogiaminablccontrollerasthemaincontrolimit;touch,screenoperationinterfacewithindustn*hierh.deaneeof3uton.-a.ticn.weldingqualiwisstableatidreliable:Tbraughtheprogramandparameterstomodifytheronlrcil loadjusttheequipineritfunction,toachieveciicuJar.semicucijlaLr.weldingarc,(hesefmenledcircularweldTheweldingoperationfraioieWeldingoperation,machiae也generallycomposedofcclunLtis.beams,slewingnieclianisnLcarandethercompcnecits.Eachccmponeiit律diemodularstructure,thegeneralcclutrm.beam少itibasicccunponentsi.tiierestcomponentaccordingtouserrequest.Genemllyfrpplieabletotheboileraridpressureoftheswamdnuii.,andpetrochemica]CDnlamercylmdrLMlworlqjieceseamweldingofLongitudmal&eamsodringseamwelding.Uniquebeamandioltinin.&ectioiidesign,colliderailforthe45steel,iveldios3Sie&￡.planedrindino：.Li^htJ — 7 j X J -u r—weLghi;high^trenglii.goodstabilityDesignoftefesccrpicarmbeam.訥duhcaneffective^7increasethehonzantalexpansiondLstanceLiftingbeamswithconstantspeedACmotor,smooth；umifomi,highsafet}-coefIici?Tit.With&afet\_mti-Eallijigdevice.Thebsainexpansion,columnelectiicrotan;electricvehiclesaredrivenbyACmotor^iabUfr鄧leucy^"anablespe&d,constanttorqueoutput,stablespeed(especialkatIcivspeed)?startorstopHiefastspee-dofdibits]di&play.andcanbepreset.Thecolumnturriwginto[naniiatelecirtchvo:alewnagbwmgusingdomesticbrajid-nainemanufecturersofproduct：withhighprecisiongear,flexiblerotatioii,andpneuinatiGlacking,safeand.rsliahl已TYollevwithgtaniardraihvay廿肚上farwaUcingtrack,dividedintomanualandelectiictwo.Operitiontioanualforlightandst訕er；electricapplyoperationmachineforheav\rorLarwrmovingrance.Miimsdoperaticiiiniacliineisprovidedwithamannedplatfonu:moveailongtheEansT茁?lián)醓nu.Thehandcontrolbox.thecontrolbox(weldin夕controlbox)constitijtenearlycontrolandremotecontfo]mode.,theoperationimflesibl?andecrfiventsnt.andreservedth?liiiksseititerfeceit:theelectricalbos.ivith±e"unipain；'arothermanufactmrersatlicarieandabinjadiveldingmacliine;rollerflauie,positicneLaciicukrrotarytabletorealizetheSYUclirciiouslinkage.AutomaticweldingseamofprofileringNewweldingequipmetilprofilecucularseamvt^lderisovalsaddle-iiliapedseauoweldwcompanyandftefoimationofthemldinspnooe&sof工verticalcrosstubeaadtubeplatetiltanjl?mdtluede\'elopmait:auitsbleforcar址ora竽Wikofthecylic迦rbodvandthenut.automobileoilbox.ailcylinderanda.wstsrheaterlA'Kterfaucet,watei'heaterheitiugpipeaudthefixedmountinsplate,hydiaulicoil.airoaoditiotiingcompressornutandotherpartsofthewelding.Weldingmachinebvthej?佗poiLticnin^filingmechsnjsin.呂vvelditijtorchadjustinjrnschanian.wntrn]sv￡temetcCanzelaptotheszddlebpsjointsofdifferentsizesorweldingtubesheetjoint.WeldingpowercanbegasmetalairweldingpowersupplyorTIGwelding卩diversource.MamfeatuLTe&.Theloi-chrotarymachinekeadadoptsDCsealjualordrive,±eralationspeedtorealizesteplessspeedregulation.wel±ti2lapthrouWidistalpreset.NuiJLericfllcontrolmechanismfoi'singleormuhi-asiaXC;thedriventrysleppinemotoroi'ACscltomotor,tlieweldingtor±dogirthTvelditignumericalcontrolmechajiigmto±ivetheeldingtorchdodocopyinginotHMi.eldingfixturetoensuretheBKialandradialpositioning,positioningclampandreplacetheceutriti^byadjustingyielding,canachievedififeieutunnrkpieceautomaticivekhignutHead:headswingiiigdencecanrealizetheswing,increasetheweldmdth.thecsciliationiequency.oscLUaiionamplitudesleplesaadjuslatle:ThetorchpreimiaticLiftingmechanismadoptsthecylinderdri'ie.toen&uretherepesftabilityWeldingknrhthree-dimensionaladjustmentnnechajusmforfine-tuningofinitialweldingpositionThetnaincontrolcabinetadoptsmotioncotiirclla,pro^i'SfUiiiablecontrol,themaincotinx)lboKareindependentcatnponents:allactionadjustmentandweldingop亡rationcanbecompleted.Girthweldingheatsourcemtrodnctoiiofsutcmsticivelditi里iraehineAutomaticgiitliweldingmachineforms,ilshouldbeacrnHingtothedifier^nt?kjiereshapeandsize,material,ducknesaandiveldiii^requir&tnenJtsofdifferent^veldui^power&aurce.Phsinaarcwddin&isakindofnoeasmetalarcwelding,itistoi朋compressedarcbetweentheelectrod?andtheworkpiecetourldin^theelectrodelauiiuallynwsten.Theplasuia鄲pl加maarcavailableai^on.nitrogen,heliumarmixtureofboth.Atthesametiniaalsobyinertgaspiiotectionweltetailnozzle,canchoosewhetherthetillermetal(?).⑴subma^edarcweldingYibtueT^edareuddinsis2contimicuisi\irefeedinswe弱aneleclrodeandfillermetalCover?duifhalayerofgranularfluxintheregion\vhaiweldiua.an?buniinsinthefluxlayer,thewire亡idaidthelocalftsi'Cti.thefarmationofweld.Underthsactioiioftheaicheatflin.apartofmehiiie気lagindinetallmsicdreaction111Hieliquidmetal,shgfloatLueonthesurfac