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1、毕业论文课题名称:学生姓名:学号:专业:指导老师:__年__月__日Ellipticityofelbowpipeswithdiameterslessthanorequalto150mmmustbenotgreaterthan8%diameterof200mmorlessshallnotbegreaterthan6%.Wallthicknessofthepipewallthinningratemustnotexceedtheoriginal15%.Creaseroughness:diameter125mmorless,shallnotexce
2、ed3mmdiameterlessthanorequalto200mm,notmorethan4mm.7.3.9simmeringbendingproductionofsquaresteeltubeextension,tousethewholetubebending.Interfaceifnecessary,theweldingpositionshouldbelocatedinthemiddleoftheverticalarm.7.3.10installexpansionjointsshouldbedone.Ifdesignisnotreq
3、uired,pipecompensatorlengthenshouldconformtotherequirementsinthefollowingtable:squarescalelengthδxisequalto1/2.Prestretchtolerance:casing+5mm,+10mm.7.3.11pipeform,location,spacingshallmeetthedesignandspecifications.7.3.12pipingonbackorreturnpipeathigherlevelsoftheuppertoau
4、tomaticvalvetoinstalladrainvalvebelowthehorizontalparts.7.3.13supportsandhangersofchecksandthenumber1)hangerinstalledmustbecheckedbeforeinstallationofsupportsandhangerspartmodels,specificationsofspringssettingvalues,whetherthematerialsmeettherequirementsofdrawingsanddocume
5、nts;2)supportsandhangersofmaterial,sizeandaccuracyshallconformtotheprovisionsofthedesigndrawings,materialtechnicalrequirementsshouldbeconsistentwithnationalstandards,industrystandardsandtechnicalrequirementsrelatedtothealloyspectrumreviewshouldbecarriedout;3)pipesupportsan
6、dhangerspartplantproductqualitycertificateforeachvariablespringsupports,constantsupporthangers,dampers,damperfunction,thereshouldbefactorycalibratedtest15目录摘要...................................................................................................................
7、..........................4第一章加强民营企业人力资源管理的性................................................................................51.1人是生产力中最重要的因素.............................................51.2民营企业面临外部人才竞争.............................................51.3民营企业与国有企业相比在人力资源方面的劣势..
8、.........................5第二章我国民营企业人人力资源管理的现状及原因分析.......................................