機械類數(shù)控外文翻譯外文文獻英文文獻數(shù)控

NumericalControlOneofthemostfundamentalconceptsintheareaofadvancedmanufacturingtechnologiesisnumericalcontrol(NC).PriortotheadventofNC,allmachinetoolsweremanualoperatedandcontrolled.Amongthemanylimitationsassociatedwithmanualcontrolmachinetools,perhapsnoneismoreprominentthanthelimitationofoperatorskills.Withmanualcontrol,thequalityoftheproductisdirectlyrelatedtoandlimitedtotheskillsoftheoperator.Numericalcontrolrepresentsthefirstmajorstepawayfromhumancontrolofmachinetools.Numericalcontrolmeansthecontrolofmachinetoolsandothermanufacturingsystemsthoughtheuseofprerecorded,writtensymbolicinstructions.Ratherthanoperatingamachinetool,anNCtechnicianwritesaprogramthatissuesoperationalinstructionstothemachinetool,Foramachinetooltobenumericallycontrolled,itmustbeinterfacedwithadeviceforacceptinganddecodingthep2ogrammedinstructions,knownasareader.Numericalcontrolwasdevelopedtoovercomethelimitationofhumanoperator,andithasdoneso.Numericalcontrolmachinesaremoreaccuratethanmanuallyoperatedmachines,theycanproducepartsmoreuniformly,theyarefaster,andthelong-runtoolingcostsarelower.ThedevelopmentofNCledtothedevelopmentofseveralotherinnovationsinmanufacturingtechnology:Electricaldischargemachining.Lasercutting.Electronbeamwelding.Numericalcontrolhasalsomademachinetoolsmoreversatilethantheirmanuallyoperatedpredecessors.AnNCmachinetoolcanautomaticallyproduceawidevarietyofpar4s,eachinvolvinganassortmentofundertaketheproductionofproductsthatwouldnothavebeenfeasiblefromaneconomicperspectiveusingmanuallycontrolledmachinetoolsandprocesses.Likesomanyadvancedtechnologies,NCwasborninthelaboratoriesoftheMassachusettsInstituteofTechnology.TheconceptofNCwasdevelopedintheearly1950swithfundingprovidedbytheU.SAirForce.Initsearlieststages,NCmachineswereabletomakestraightcutsefficientlyandeffectively.However,curvedpathswereaproblembecausethemachinetoolhadtobeprogrammedtoundertakeaseriesofhorizontalandverticalstepstoproduceacurve.Theshorteristhestraightlinesmakingupthestep,thesmootheris4hecurve.Eachlinesegmentinthestepshadtobecalculated.Thisproblemledtothedevelopmentin1959oftheAutomaticallyProgrammedTools(APT)languageforNCthatusesstatementssimilartoEnglishlanguagetodefinethepartgeometry,describethecuttingtoolconfiguration,andspecifythenecessarymotions.ThedevelopmentoftheAPTlanguagewasamajorstepforwardinthefurtherdevelopmentofNCtechnology.TheoriginalNCsystemwerevastlydifferentfromthoseusedpunchedpaper,whichwaslatertoreplacedbymagneticplastictape.Atapereaderwasusedtointerprettheinstructionswrittenonthetapeforthemachine.Together,all/fthisrepresentedgiantstepforwardinthecontrolofmachinetools.However,therewereanumberofproblemswithNCatthispointinitsdevelopment.Amajorproblemwasthefragilityofthepunchedpapertapemedium.Itwascommonforthepapercontainingtheprogrammedinstructionstobreakortearduringamachiningprocess,Thisproblemwasexacerbatedbythefactthateachsuccessivetimeapartwasproducedonamachinetool,thepapertapecarryingtheprogrammedinstructionshadtorerunthoughtthereader.Ifitwasnecessarytoproduce100copiesofagivenpart,itwasalsonecessarytorunthepapertapethoughtthereader100separatetimes.Fragilepapertapessimplycouldnotwithstandtherigorsofshopfloorenvironmentandthiskindofrepeateduse.Thisledtothedevelopmentofaspecialmagnetictape.Whereasthepapertapecarriedtheprogrammedinstructionsasaseriesofholespunchedinthetape,theThismostimportantofthesewasthatitwasdifficultorimpossibletochangetheinstructionsenteredonthetape.Tomakeeventhemostminoradjustmentsinaprogramofinstructions,itwasnecessarytointerruptmachiningoperationsandmakeanewtape.Itwasalsostillnecessarytorunthetapethoughtthereaderasmanytimesastherewerepartstobeproduced.Fortunately,computertechnologybecomearealityandsoonsolvedtheproblemsofNC,associatedwithpunchedpaperandplastictape.Thedevelopmentofaconceptknownasnumericalcontrol(DNC)solvethepaperandplastictapeproblemsassociatedwithnumericalcontrolbysimplyeliminatingtapeasthemediumforcarryingtheprogrammedinstructions.Indirectnumericalcontrol,machinetoolsaretied,viaadatatransmissionlink,toahostcomputerandfedtothemachinetoolasneededviathedatatransmissionlinkage.Directnumericalcontrolrepresentedamajorstepforwardoverpunchedtapeandplastictape.However,itissubjecttothesamelimitationasalltechnologiesthatdependonahostcomputer.Whenthehostcomputergoesdown,themachinetoolsalsoexperiencedowntime.Thisproblemledtothedevelopmentofcomputernumericalcontrol.Thedevelopmentofthemicroprocessorallowedforthedevelopmentofprogrammablelogiccontrollers(PLC)andmicrocomputers.Thesetwotechnologiesallowedforthedevelopmentofcomputernumericalcontrol(CNC).WithCNC,eachmachinetoolhasaPLCoramicrocomputerthatservesthesamepurpose.Thisallowsprogramstobeinputandstoredateachindividualmachinetool.CNCsolvedtheproblemsassociateddowntimeofthehostcomputer,butitintroducedanotherproblemknownasdatamanagement.Thesameprogrammightbeloadedontendifferentmicrocomputerswithnocommunicationamongthem.ThisproblemisintheprocessofbeingsolvedbylocalareanetworksthatconnectDigitalSignalProcessorsTherearenumeroussituationswhereanalogsignalstobeprocessedinmanyways,likefilteringandspectralanalysis,Designinganaloghardwaretoperformthesefunctionsispossiblebuthasbecomelessandpractical,duetoincreasedperformancerequirements,flexibilityneeds,andtheneedtocutdownondevelopment/testingtime.Itisinotherwordsdifficultpmdesignanaloghardwareanalysisofsignals.Theactofsamplingansignalintothehatarespecialisedforembeddedsignalprocessingoperations,andsuchaprocessoriscalledaDSP,whichstandsforDigitalSignalProcessor.TodaytherearehundredsofDSPfamiliesfromasmanymanufacturers,eachonedesignedforaparticularprice/performance/usagegroup.Manyofthelargestmanufacturers,likeTexasInstrumentsandMotorola,offerbothspecialisedDSP’sforcertainfieldslikemotor-controlormodems,andgeneralhigh-performanceDSP’sthatcanperformbroadrangesofprocessingtasks.Developmentkitsan`softwarearealsoavailable,andtherearecompaniesmakingsoftwaredevelopmenttoolsforDSP’sthatallowstheprogrammertoimplementcomplexprocessingalgorithmsusingsimple“drag‘n’drop”methodologies.DSP’smoreorlessfallintotwocategoriesdependingontheunderlyingarchitecture-fixed-pointandfloating-point.Thefixed-pointdevicesgenerallyoperateon16-bitwords,whilethefloating-pointdevicesoperateon32-40bitsfloating-pointwords.Needlesstosay,thefixed-pointdevicesaregenerallycheaper.Anotherimportantarchitecturaldifferenceisthatfixed-pointprocessorstendtohaveanaccumulatorarchitecture,withonlyone“generalpurpose”register,makingthemquitetrickytoprogramandmoreimportantly,makingC-compilersinherentlyinefficient.Floating-pointDSP’sbehavemorelikecommongeneral-purposeCPU’s,withregister-files.急Th兆er羽e裝ar招e慣th摩ou程sa少nd眨s脹of白d沉if舍fe派re扭nt毫D稍SP谷’s欺o購n氣th逮e勾ma決rk攜et遠,躁an叛d戲it擦i退s論di悠ff帽ic酬ul孫t態(tài)ta區(qū)sk防f壟in誦di剝ng戴t定he袖m揪os方t取su付it擦ab杜le街D座SP果f規(guī)or少a凈p危ro味je橫ct紐.咐Th瞇e棟be賭st蛋w辦ay經(jīng)i概s驢pr做ob幣ab生ly治t您o味se雄t帶up尚a扶c延on駁st籌ra辟in赴t腎an蔬d董wi勵sh豬li胖st玉,術(shù)an沙d婚tr含y支to握c碰om鄉(xiāng)pa燃re批t效he蹄p腹ro陶ce危ss根or百s姨fr綢om嫁t豆he陜b醫(yī)ig厲ge翁st餡m杠an懇uf葛ac仆tu烤re待rs沃a鉛ga笛in作st露i搏t.呆Th無e賄“b版ig洲f羽ou寬r”蕉m耕an嚼uf蘋ac夠tu叛re索rs騙o旺f逆DS相Ps車:犁Te會xa獄s份In包st駕ru錄me若nt顛s,租M折ot疑or趕ol闖a,狼A蒼T&凱T罰an蔑d謠An范al統(tǒng)og椅D郵ev肚ic挑es準.筆Di庸gi議ta奔l-弄to儀-a惰na蘆lo址g永co循nv廟er頌si卷on照In旨t炒he終c壟as醉e穗of奧M京PE橋G-普Au常di騾o勉de價co沙di線ng襖,傾d歐ig譽it飛al賠c真om旨pr美es引se波d移da癥ta派i兩s傘fe羽d補in鋪to上t允he投D都SP火w貿(mào)hi嫌ch溉p宇er碎fo緒rm獸s謙th雕e那de總co距di疼ng伸,傘t膨he沿n秋th蠶e首de仇co苗de局d肅sa刃mp載le瞇s吼ha小ve近t艦o布be拌c鞠on偽ve宇rt植ed臂b被ac儀k格in蕩to兇t演he影a我na粗lo嫌g祝do程ma龜in掠,良a濫nd氣t難he印r倘es交ul洗ti攝ng坡s譯ig木na百l炭fe箭d爬an舟a敏mp裂li捧fi交er蓄o姑r甲si乞mi劑la片r階au匯di勇o耽eq陳ui快pm隆en柔t(yī)沈.凱Th茂is殿d捏ig剝it疏al櫻t廣o活an憶al板og躁c茫on謠ve砍rs揚io圣n絡(D拴CA肆)宇is炊p山er士fo軍rm騙ed所b賠y畫a港ci葉rc覽ui罵t寶wi扭th腦t褲he福s盯am躬e圈na債me哪&己D放if杜fe月re哪nt詠D釀CA灰’s委p芳ro長vi晨de速d箱if情fe貴re誓nt覽p請er胸fo刃rm術(shù)an鹿ce芳a皇nd撥q猾ua反li別ty豪,屑a腹s解me翼as額ur惕ed誰b綿y騙TH鴉D額(T緣ot豈al馳h唱ar榜mo眉ni枯c催di乒st各or初ti喚on脈)星,藏nu帆mb濾er程o茅f闊bi躲ts蹈,帝li紹ne慚ar倍it邁y衫,準sp戀ee叨d,款f坐il軌te秋r戶ch簽ar朽ac驢te容ri海st腐ic殲s故an寫d唐ot饒he協(xié)r股th脹in張gs緞.棕Th旁e偷TM胳S3陪20影f躍am鈴il躲y瓦DQ賄P菠of豆T掀ex駐as身I賀ns警tr嘗um戰(zhàn)en引ts藝Th紹e梁TL景S3祖20垮fa百mi馳ly絨c兇on拖si唐st濕s竄of央f戀ix畝ed柴-p膚oi捉nt震,怪fl暗oa昂ti逗ng布-p賤oi射nt詠,烈mu潛lt凝ip邊ro臘ce嘆ss亡or核d材ig混it肉al菊s脫ig盞na涂l針pr未oc留es痰so取rs每(謀D[卷Ps環(huán))釋,遙an遼d按fo莖xe車d-宋po原in然t腐DS芒P盛co都nt懸ro殃ll廊er憐s.腹T比MS魔32襲0夜DS裙P類ha拆ve菜a倒n敗ar舊ch某it評ec您tu冤re娃d懲es憂ig循ne姑d界sp皂ec淹if攝ic失al鹽ly乎f贊or撒r推ea嚷l-薪ti董me孩s映ig可na碌l競pr次oc膏es暗si程ng啟.岡T拾he摔’很F/墳C2桑40疤i脅s砍a野nu諷mb括er食o節(jié)f撈th毛e’元C2柿00收0D俊SP摘p育la施tf巖or遺m賽,歐an龍d遠is密o前pt俯im弊iz揪ed策f該or耳c顧on險tr各ol某a柴pp郊li秋ca至ti些on宗s.房T嫩he肆’C瘦24樹x竿se減ri打es登o賴f長DS鳥P摟co瑞nt懂ro藏ll獻er婦s莖co量mb蜻in鈔es獅t遙hi踩s酸re萍al束-t雕im吵e朋pr卷oc漠es梨si陣ng僅c迅ap筆ab臉il瞞it符y營wi遲th饅c子on眉tr盼ol碰le授r逝pe拳ri鑼ph突er吹al過s稱to霜c分re退at忙e革an某i婚de帆al噴s計ol濤ut圍io袋n海fo繪r盆co電nt跳ro從l文sy市st便em熔a劍pp禮li尖ca掀ti族on廢s.羊T柏he既f靠ol暮lo桶wi逮ng執(zhí)c智ha尊ra維ct液er卷is妹ti震cs尺m蓮ak勺e乖th紐e爪TM未S3干20蛛f代am炮il掉y帽th屑e嚼ri冷gh壇t敘ch眉oi志ce個f略or猴a象w天id盟e眉ra同ng跟e粥of尖p膠ro交ce粘ss亦in漢g屆ap意pl助ic蕉at河io鴉ns兵:吸--塔-動Ve握ry年f葡le糧xi趴bl綁e油in晚st數(shù)ru傷ct駝io枝n躍se正t賴--舅-周In撓he犧r(nóng)e暫nt首o從pe缸ra遷ti少on顆al悔f顯le糟xi圍bi膜li橡ty題門--組-H河ig坐h-承sp自ee迎d終pe迫rf族or臺ma仰nc丹e構(gòu)--燦-I培nn屯ov岸at抓iv粒e芒pa獄ra難ll楊el占a蔥rc須hi噴te裙ct郊ur陵e納--移-C筐os眉t址ef惰fe藏ct笛iv告en催es綢s須De隙vi疑ce魂s雄wi憐th川in牙a怪g涌en質(zhì)er纏at緒io簡n記of刊膊th筆e鹿TM橫S3夫20霉f悉am害il氧y量ha肆ve焰t淋he霞s汁am斃e圖CP罪U彎st禾ru鐮ct歲ur薯e剛bu蓮t用di乳ff置er蠻en忍t龍on斥-c蠢hi牧p么me穿mo裁ry挺a扣nd王p精er蜘ip士he續(xù)ra班l(xiāng)逗co場nf跌ig渾ur約at貢io滑ns磨.必Sp細in蜜-o伍ff勝d飼ev劣ic蹄es宵u檔se敵n賀ew誠c詳om霧bi棉na唐ti蜓on惡s移of重O陣n-承ch仔ip權(quán)m害em醒or勵y昂an覺d泳pe釀ri臟ph獅er誕al辰s喊to羊s捐at藝is滋fy彎a在w斬id乎e腥ra報ng絡e嶺of乒n業(yè)ee透ds頁i耍n缸th首e冤wo著rl棗dw電id衫e辨el拜ec掌tr裹on懸ic按s部ma激rk杏et蜜.袋By宗i符nt產(chǎn)eg戴ra鴿ti叢ng道m(xù)嘗em斷or忽y抓an嫂d林pe棗ri徐ph舊er朱al卷s省on率to溜a贏s剪in衛(wèi)gl儉e攤ch擋ip鍛,巖T顏MS震32惡0萬de潑vi踩ce婚s竊re部du膀ce劃s虹ys助te術(shù)m延co耀st糟s浙an側(cè)d臟sa毯ve氧c精ir筒cu撐it過b例oa畏rd盒s爹pa浴ce李.容Th任e垃16晃-b壟it蘆,卡fi耕xe粗d-愉po紫in蛋t助DS燦P干co坑re飽o橋f懶th鼓e場‘C崇24折x被de軌vi級ce響s扣pr鼠ov鉆id兇es帽a秀na圣lo災g翻de扒si娛gn嶼er礦s悲a妨di裝gi般ta坡l涉so欣lu尸ti評on熱t(yī)覺ha腹t存do甲es涌n影ot先s備ac飯ri竿fi捉ce碗t輸he頑p面re動ci泳si倦on層a社nd景p腐er昨fo矛rm竭an椅ce課o佳f孔th憐ei盛r憶sy贏st彈em名p狡er蜻fo袍rm竟an逐ce懷c酬an鈴b艦e樹en領(lǐng)ha付nc科ed躁t肢hr正ou歸gh節(jié)t判he茅u笨se單o認f婆ad享va墾nc挺ed每c辭on寺tr切ol顧a墨lg予or威it劍hm胃s襲fo稈r莫te壓ch燒ni遣qu旨es捷s慶uc攻h筒as表a譯da御pt失iv桐e符co豆nt顛ro姓l光,玻Ka箭lm雹an嚼f每il追te餓ri沿ng希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e紗ob稼je蜓ct況a備nd斜t掘he菊n白is進b宏li蓬nd省ol棒de嗽d,摩o齒ne回c擇an白o摔nl甘y夕re終ac情h坐to濁wa澡rd阿t務he懇o眾bj低ec耳t黑by隸e懷st乒im非at呢in活g霉it飯s駁ex窄ac御t扯po記si縫ti衫on暖.賽It威i攝sA探s召an貪th仙er貫i清ll叼us抖tr粉at制iv跡e霉ex描am授pl腥e糞of貧a把c白lo裂se凳d-晌lo閉op夜c閥on羊tr勺ol倚s纖ys蔬te殃m,宅s鞏ho翠ws稍t梅he帳b陪lo命ck赴d豈ia界gr嬌am相o野f燈th大e扭ru脖dd奶er物c畫on再tr橋ol最s修ys短te座m替of牌Th關(guān)e兩ba襲si媽c腔al聲em邪en掏ts縫a傾nd翠t宿he珠b抖lo偵ca率d鳥ia翼gr切am溝o于f尋a塌cl塞os則ed完-l怕oo你p頌co償nt奉ro導l姑sy播st朗em姜a赤re浴s某ho望wn哄i與n襯fi晉g.子I疫n腦ge冠ne疏ra屆l折,老th湖e農(nóng)co琴nf嫂ig續(xù)ur榴at搖io角n篇of秤a萌f幸ee奸db鎮(zhèn)ac刪k孫co塔nt抗ro份l表sy召st酬em品m替ay幣n筆ot御b山e耕co的ns歇tr擔ai從ne貿(mào)d竹to雪t光ha線t淘of征f燕ig絕&啊.霉I喜n要co孫mp憤le前x迅sy弊st偏em剪s住th衰er螺e醬ma疊y庫be盆m補ul裝ti渡tu頑de素o要f逼fe夜ed喇ba蜓ck忽l據(jù)oo譜ps譽a恭nd惜e填le偵me弱nt拍b執(zhí)lo對ck溫s.數(shù)控躬在先騙進制構(gòu)造技真術(shù)領(lǐng)陜域最辮根本哪的觀任念之己一是陡數(shù)控抵（闖NC賢）。柄數(shù)控日來臨逃之前室，所步有機京床是品手工伏操作擠和控綿制。梅手動幅控制由機床型有許兆多限籃制，省或許翼沒有攝比操憂作者白的技限能更詠突出夢。用奇手動器控制百，產(chǎn)汽品質(zhì)母量直船接相歌關(guān)，黨并僅糾限于過操作中者的建技能勸。數(shù)毛控具德有重撿要的張意義顫在于風它擺壇脫手互動控管制機鬧床。零數(shù)控忍機床墓意味植著，肅機器餐操作希和其展他手背寫機我器操禽作系誓統(tǒng)的明到來墳。操燙作機某床，授數(shù)控傲技術(shù)藥員只垮要寫煉出機寫床的旋指示慰程序幸，機忙床就賭會自廊動控率制，銷它必墨須與凍一個竹接口慎接受環(huán)和解兇碼程桌序指別示，兄作為匪一個融讀者盤已知么的設慎備。駱數(shù)控仗開發(fā)爺，克服服了形人工赴操作膛的局防限性小，并秘且已符經(jīng)完斤成。議數(shù)控辰機床組比手民動操冠作機塔器更羨為準輕確，功他們構(gòu)可以晨使得故生產(chǎn)時部分祖更得叢體，周他們吸更快盞，從妥長遠奴來說洞他的尋時間殿花費似成本消較低差。數(shù)帆控的葡開發(fā)菌推動聽了制驗造業(yè)戲的技望術(shù)創(chuàng)府新發(fā)詢展：妄1臥。電順火花灶加工先。盟2揉。激榨光切崖割。走3年。電蒸子束廊焊接貴。翁數(shù)控泡機床腔也比香他們斷更早也的機扇器更糾為的駛靈活遙。一求種數(shù)厘控機饒床能育自動其產(chǎn)生秧的種潛類繁毫多，唇每個期涉及稱的零悶件，塌從經(jīng)杰濟的酒角度刷，將鞋不會給被可海行的廟手動卸控制叫機床誰和工廊藝產(chǎn)宮品的凝生產(chǎn)受品種聰所替聲代。鑼像許何多先潤進技挑術(shù)一饒樣，優(yōu)數(shù)控排出生豪于美糧國麻洲省理僻工學曬院的緣實驗紀室。墳該數(shù)師控概遞念是喜在辯50牲年代礎(chǔ)初由泰美國矮空軍于提出層。在洋最初執(zhí)階段種，數(shù)騎控機海床能儉夠使耐直接曠有效狗地削廉減人味力。盾然而蹄，制浸作彎胃曲的下零件飾是一推個問徐題，奮因為擺機床天要進躺行編程程，羨進行蛋橫向篇和縱皇向的拳一系宣列步職驟，頁以產(chǎn)骨生一隱個曲為線。貿(mào)較短聽的可孤以用包直線極組成組，是辱平滑票曲線或。它鄉(xiāng)的的疾每一通步驟皮都必俊須進鐘行計防算。施這個嶺問題截導致茅了嫩19沈59脖年自觸動編驕程工史具（君AP穩(wěn)T訊）語墻言的蠶發(fā)展加，使巴用類普似數(shù)貼控英題文語怎句來止定義級幾何鄰零件稈，描字述刀污具配溜置，雙并制造定所污需的哄方案征。新營的擠AP刪T趴語言卸的發(fā)鞭展是械重大心的一須步，映推動華數(shù)控康技術(shù)怎的進俗一步色發(fā)展兆。原絕來的抹數(shù)控往系統(tǒng)擁廣泛篇使用害穿孔潛紙，脊后來服由磁臘性塑辣料帶壁代替棍。一廢個使貝用穿呀孔紙瓦的人宜解釋缺了該叨機器庸的磁能帶使貨用說戒明。智總之榨，所豈有一工切都窗代表涌數(shù)控諷控制擴的大企步發(fā)培展。欄然而料，有織一些逃問題量，就際是數(shù)濁控在川這點網(wǎng)上的酬發(fā)展好。館一個鉤主要膀的問糾題是議該打另孔紙書帶中仔的脆斥弱性苗。就浪是在仗輸入娛程序協(xié)指令舍時紙瞧帶的漲撕裂退，比譽這個辜問題葉更加艦嚴重蜂的是動，在場機床湖制造黑過程跑中的弊連續(xù)即性，秤攜帶虜?shù)募埣箮Ь幾讨肝颈亟氈亟菩逻\富行。暢如果貝生產(chǎn)男預先煤制定名的企10風0半份，多還需茫要運桃行濟10晚0羅個紙艱帶獨價立運進行的蘭時間義。脆撓弱的蝶紙帶耍根本扣無法綱承受糟這樣希的環(huán)信境，啦這樣農(nóng)的無緩法重株復使熟用。殲這導薯致了奏一個胸特殊敢磁帶退的發(fā)年展。辣而通個過在妙磁帶運打孔純系列漲的編滔程指粒令中潮的紙值帶，膀其中勿最重惠要的媽是，豎很難舍或者鏡不可缺能改適變磁奔帶上淺輸入瘦的指尾令。題即使斃是在島一個穿最微仆小的欲調(diào)整奶方案范，也哈需要較中斷侍才能員加工踐，并饞制作秀出新胖的磁解帶?；杷哉恍杵蛞M盒可能悠多的章時間闊運行巡磁帶這來實梯現(xiàn)要說產(chǎn)生箱部分來。幸早運的美是，羊計算鋒機技西術(shù)成殃為了堡現(xiàn)實既，并快很快疑解決籃了數(shù)棗控問烘題，棕這與透打孔油紙和惕膠帶舊密切養(yǎng)相關(guān)捎。續(xù)作為在知名屆的數(shù)串控概未念發(fā)澆展（紫DN掏C召）解缺決了殖紙張柄和塑勇料帶臟與數(shù)弟控相犬關(guān)作串為執(zhí)親行指腫令的座編程旺語言勉磁帶匆的問岡題。蓋在直愿接數(shù)諸字控吩制下澆，精平密機在床的發(fā)束縛謀，通速過數(shù)散據(jù)傳處輸鏈瞧路，牢連接蔽在主紅機和寸機器頑工具簡，通掩過數(shù)蓬據(jù)傳膊輸連沿接需禿要。攜直接踏數(shù)字新控制尋穿孔后紙帶纏和塑杜料帶恒的應桿用上瀉是一覺個重凝大的盜進步量。但崗是，露它受完所有燒技術(shù)肢，在熟主機毀上卻至有相戴同的光限制移。當險主機祖出現(xiàn)校故障倉，機披器工指具也這會出濾現(xiàn)故閘障。父這個棍問題平引導刷了計琴算機畢數(shù)控姨的發(fā)案展。池關(guān)于禮可編礎(chǔ)程邏旋輯控李制器室（劈PL記C炊）和慘微型匪計算奏機的蓮發(fā)展洗使微扎處理趕器的蠟發(fā)展缺。這艙兩項外技術(shù)百的發(fā)閱展，因計算弟機數(shù)并字控房制（切CN偵C扭）允儉許的詠數(shù)控巨系統(tǒng)箱。每禮臺機厭器工國具，稱PL腐C罵或微稠型計鬼算機愛，它俯為同拒樣的爽目的皺。這柱允許同程序恥自動藍輸入濃和存彩儲在攤每個租機床透上。押數(shù)控砌解決紀相關(guān)展的主笨機停孤機的盼問題商，但云它推德出了余著名甘的數(shù)氣據(jù)管堵理的哭另一駕個問樹題。杯同樣咱的程崖序可滲能會僻被裝秤上矩10攜種不厭同的柏微型疏電腦稿，它閣們之拉間沒詞有溝巨通。團此問等題處墨理是僅在當飼地區(qū)牌域網(wǎng)釣絡的拒過程貨中解桃決的猾co字nn鉤ec礎(chǔ)tD罷ig承it街al予信號烏處理舌器的旁。偷在許寸多情藍況下躬的模喝擬信姿號會察用各禍種方幟法處擴理問凝題，逗在很欺多方說面像臉濾波岸和頻冶譜分蠶析，筆設計限模擬控硬件丟來執(zhí)霜行這津些職誕能是懲可能旗的，籌但已呆變得跌越來按越少航，由相于更什高的營性能掙需求闖，靈怎活性炊的需邊求，句以及氧需要厘削減類減少逆開發(fā)黨/苗測試斤的時凡間的睡需求何。正炕是在科困難鏡時，未換句怕話說革，是仇模擬邊信號纖的硬漿件設牛計分販析改饞變了遞現(xiàn)狀盆。即抽樣胖一個咱信號旅是專腿門為泰嵌入安式信頸號處雷理的合操作蔬，這太種處望理器岔被稱勉為數(shù)埋字信次號處木理器繡，是支數(shù)字裁信號婆處理詳器的頓代表喊。今膨天有美數(shù)百兵個家粱庭的蓬DS桶P涼從盡命可能憶多的飼制造弱商，浸每一舍個特粘定的燙價格欄/露性能懸/臺使用四組來腫設計卻的。寇大的騎廠家作很多歇，像柔德州紙儀器采，摩選托羅菊拉，充都提軌供專藝門的逢DS抖P煙像馬嬸達控都制或燦調(diào)制午解調(diào)憐器這德些領(lǐng)開域的免，和港一般斗的高桐性能贏DS注P佛處理挎，可蚊以執(zhí)痕行廣番泛的造任務淡范圍疊。軟容件開紹發(fā)工激具包繼也可晶以，叉也有學公司騾做好卸DS奏P拘的，粉允許零程序皂員可蟲以實悠現(xiàn)復艇雜的戒處理滋算法促，利諒用簡蠟單的純“覺拖放燥'交和狡'訓下降揚”愛的方樹法的影軟件雷開發(fā)瘡工具云。角DS班P笛的或患多或縫少取侄決于縱兩類特下降叮的基計礎(chǔ)架村構(gòu)的榴定點然和浮號點。乒定點雹設備內(nèi)操作屋一般燕在泡16腥位，狹而浮棵點器質(zhì)件上幫32價-4坐0珍位浮走點操元作。英不用雕說，益定點扛設備多一般歐比較郊便宜挺。另慶一個校重要屠的結(jié)洞構(gòu)不璃同的眨地方柳是，型定點怎處理仇器往上往只址有一向個血“千通用扎的蓄析電池揮架構(gòu)截”召，這朱使得另他們鎮(zhèn)的方扒案很尖棘手鞭，更煉重要菌的是旺，制規(guī)造的擴C-仰編譯央器固她有的犁低效磨率。駝浮點花DS蝴P檢的表牲現(xiàn)更配像是男共同芹的通待用易CP尸U蒙的寄談存器虧文件珍。雞在市索場上輸有成痰千上做萬不察同的牙數(shù)字娛信號醫(yī)處理搶器，賓找到彩項目帳最合廉適的場數(shù)字罷信號蜜處理系器是淘一個猛艱巨啟的任斥務。守最好首的辦淚法可愛能是透成立轉(zhuǎn)一個剖約束刻和心職愿，甲并試士圖針取對它握的最振大制露造商師的處港理器友來進質(zhì)行比貢較。括“店四大婦”架的數(shù)悶字信益號處顆理器衣制造的商：興德州際儀器這，摩隱托羅箭拉，糊AT掩＆垂T則和模蔽擬設段備。話數(shù)字飲至模北擬轉(zhuǎn)罩換餓MP晌EG欠音頻度解碼準，數(shù)粗字壓及縮的獻數(shù)據(jù)冰反饋往到執(zhí)明行的查DS問P街解碼情，解已碼后遮的樣扯本，穴將轉(zhuǎn)翁換成撕模擬攝域回漢來，混與由冷此產(chǎn)蛋生的寨信號兼放大著器或道類似鞏的音店頻設斯備。剃這個殖數(shù)字委到模叼擬轉(zhuǎn)瓶換（于DC瘋A慈）的毫工作疼由一話個具姑有相當同名映稱和營不同價音頻涌媒體乳的電宿路提心供不窗同的顯性能屆和質(zhì)薄量，匠如伙TH座D伸（總縫諧波顧失真傲），踐對位棉，線暈性度涌，速急度，璃過濾陶特征抹和其毅他一華些覽。第TM宿S3饒20遵系列險DQ胸P窄的德正州儀翠器礎(chǔ)該囑TL盼S3烤20昆fa岡mi懷ly番儀器帳由定控點，適浮點督組成急，數(shù)明字信嫁號處咽理器聾的多儲處理等器（淚DS姨P養(yǎng)）及移fo踩xe免d愚點新DS密P伴控制堵器。羅T船MS錘32灘0朋系列開數(shù)字范信號羽處理劈器設啄計了棉實時撈信號程處理螺具體立的架較構(gòu)。院F/路C2邁40漠是籌C2徐00惜0D較SP朗平臺磨，并辯控制鋪應用編而優(yōu)幸化。獸C2龍4x魚的末DS娛P殊控制牽器系正列，求結(jié)合公這個徑控制橋器外挺設的絡實時工處理搶能力俊，以梢創(chuàng)造維一個考控制如系統(tǒng)準應用痛的理涂想解漸決方牛案。攏以下頃特點額使臭TM世S3銅20惑系列怕正確含選擇廚應用逼廣泛武的加掉工范樓圍：衰--級-伶非常木靈活銀的指緒令集角--早-拘固有捧業(yè)務懶靈活肢性廉--質(zhì)-門高速沃性能昏--車-邊創(chuàng)新肆的并侵行結(jié)則構(gòu)妹--能-杠成本夕效益樓一代蝦的奉TM償S3除20皺系列威器件低具有辭相同砍的賀CP潤U逐結(jié)構(gòu)小，但千不同殊的片讓上存推儲器墳和外具設配哀置不害同。聾附帶華了設鞏備使嗽用的尋片上葬存儲桃器和掌外設輛新組佳合，給以滿謙足全俯球電嚇子市纖場的至需求摧范圍銳。通膛過整憐合到頃一個誤單一渣芯片憑內(nèi)存親和外屢設，重TM怠S3廚20營系列賞設備膏降低逮了系炭統(tǒng)成徒本和亮節(jié)省幕電路砍板空政間。磁16渾位定雄點頌DS窮P腿的航C2番4x隔核心勞器件們模擬鄭設計燭提供由了數(shù)謊字解鉆決方耐案，寬不犧聽牲精臥度和匙系統(tǒng)掏性能抱，可介通過騙為技嶺術(shù)先異進的借控制簽算法炎，如攀適應具控制完使用倍增強皮，卡菌爾曼景濾波避，和罷國家噴控制坑。登C2爐4x稈D驕SP現(xiàn)控制抵器提璃供的辰可靠筒性和