【正文】 n r elies on m otor vehicle det ect ion r emot e issued t est qualif ied logo sof t war e plat for m super vision m otor vehicle t est , and ident if icat ion sit uation 7418l iangci, invest igat ion m otor vehicle except ion business 30 car t im es, his par ds business war ning 244 ar t icle, vehicles and dr iving people sound video r egulat or y screenshot s 1852 Zhang, checks m otor vehicle ar chives 716 pieces t imes, and medium bus, and medium above t r uck, and Of hazar dous chemicals, vehicles and school buses and other key vehicle inspect ion r ecord of 420. (C) based on t heir own, and str ict adher ence t o def ense, more cheating, f alse false f ugit ive suspects, robber y suspect vehicles and t he Int er crackdown. DMV f ul play t o t he f ir st line of Def ense posit ion cont rol, invest igating cheating, f ake ident if icat ion and r obber y suspect vehicles t hrough operat ional wor k, and car efuly exam ine t he documents and legal pr oof , check t r aff ic violat ions, t r aff ic accident s, t he f ugit ive suspect suspect ed vehicles and t heft t han t o wor k, f ur t her t ight car , dr iving m anagem ent business f or malit ies r eview pr ocedur es. . . Tr uck driver inf or mation m anagem ent plat f orm . M otor vehicles and t r aff ic police depar tm ents, St ate t r ansport aut hor it y t o f ur t her clar if y the Division of labour , im plem ent ation r esponsibilt y, st r engt hen our colabor at ion and m anagement ogether , r einf orcing t he managem ent of dr ivers on which st r ongly synt hetic war f are and inf or mation war f ar e. 3 st rict ly im plem ent ed. Fr om M ay 1 up, a is im plem ent ed plex r oad and bad weat her dr iving exam , cur rent ly DM V is ur ged cont ract or s part y in t r easur es dr iving school incr eased sim ulat ion Highway, and cont inuous ur gent det ours, and snow days, and wet sliding r oad, and bur st sit uat ion disposal, subj ect s I I field t o dr iving exam pr oject, is expectedii Abstract The graduation design reducer Cover design for the main target, with two major tasks : the first part is the design of modular machine tool， the second part is the fixture the first part, we can do the whole design by steps, decide process scheme and cutting parameter, and design the three picture.In the second part, the first base position is the choice According to their respective processes to the different characteristics of the benchmark location choice, followed by the cutting force and the conduct of the clamping force, Finally error analysis. Key word: Aggregate machinetool, headstock, cutting， Fixture evaluat ion of scient if ic developm ent . Natur e secur it y t ype natur e securit y is t o m aint enance people of healt h value f or t arget , t hrough st rengthening secur it y based m anagement , and r is k m anagement , and equipm ent m anagement and t echnology super vision, ensur e pr oduction in t he people, and r eal, and syst em, and system, elem ent s secur it y reliable, and har m ony unif ied, f ul cont rol var ious against f actor s, achieved t hought no slack, and management no em pty doc ument , and equipm ent no hidden, and syst em no blocked, and unit zer o nonst opped. Qualit y and ef f iciencyqualit y benef it is t o adhere t o t he enter prise survival, pr ofit and developm ent business t rut h, adher e t o t he all act ivit y is econom ic activit y, all cost s can be cont roled, m oney should not be wast ed m anagement philosophy, m anagement analysis, t o im prove management qualit y, im prove cost contr ol capacit y and m ar ket petit iveness. Innovation of science and t echnologyscience and t echnology innovat ion is t o play t he r ole of science and t echnology as t he pr im ar y pr oduct ive f orce, act ive use of new t echnologies, new m at er ials, new pr ocesses, new equipm ent , incr ease invest ment in science and t echnology, st rengthening scientif ic and t echnological t r aining, speeding up t ransfor ming scient if ic and t echnological achievement s, f or ming a num ber of pr opr ietar y technology, enhancing cor e petit iveness. Resour cesaving t he resources saving ent erpr ise was t o r educe coal consum pt ion, wat er consum ption, elect ricit y at t he cor e, enhance t he oper ation of lean m anagem ent t o r ealize low consumpt ion, high ef ficiency, r educe pr oduction cost s. Second is t o st rengthen t he business, f inancial, m ater ial, inf orm at ion and t he opt imizat ion of or ganizat ion and management, s aving t he int er nal t r ansact ion costs. Har m onious development of harm onious developm ent is t o const ruct a for eign envir onment f or development . XI NG ref ers t o t he int er nal secur it y f ir m and int er nal m anagement of t he int ernal m anagem ent m easur es ar e eff ect ive, har m onious. Foreign cur r ency m eans Ent er pr ise coordinat ing development of hom eopat hy, well, get along wit h t he neighbor s bett er. ( B) XX 2021 five ent er pr ises building int r insic saf ety power pany goals ar e: unplanned out age 0 t im es. Class of disor der s 0, 0 is equivalent f or ced outage r at e. No per sonal inj ur y accident , m ater ial and equipm ent accidents do not occur , no f ir e, no envir onm ental polut ion accident . Ent erpr ise int egrat ed t o achieve zero cases of violat ion, zero accidents, zer o. Quality goal is: when generating capacity ≥ 7. 5 bilon kilowatt, sales of over 7. 1 bilon kWh, total profits of ≥ 306. 6 milon Yuan, . . . BFS+、 PI、 MI S、 SCM I nf orm at ion systems inf r ast ruct ur e, f uly int egr ated inf or mat ion syst em t o r ealize inf or m at ion r esour ces shar ing。 t o im pr ove t he day to day oper at ion and m aint enance oper at ion r ecor d of pr o