沥青摊铺机概况论文

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1、沥青摊铺机概况论文辽宁省交通高等专科学校机电系毕业论文摘要改革开放以来，外商直接投资已成为我国利用外资的最主要方式，我国引进外商直接投资的规模也在逐渐扩大，外商投资经济已经在我国经济的运行和发展中占了相当重要的位置，起着不可忽视的作用，特别是在对产业结构的作用上也日趋明显。研究表明：外商直接投资通过资源补缺效应、产业关联效应、出口示范效应、传统产业优化效应、就业效应等多种效应，直接和间接地推动了我国产业结构的调整和升级。目前，外商直接投资对我国产业结构升级成为我国在新世纪的重大课题。本文借鉴了中外众多研究成果，简要介绍产业结构及产业结构升级

2、的内涵，着重从外商直接投资促进产业结构升级的作用机理和影响上进行全面论述，并提出一些建议，希望以此能在外商直接投资对产业结构升级上起到积极作用。关键词：外商直接投资；产业结构；产业结构升级AbstractSinceChina'sreformandopeningup,foreigndirectinvestmenthasbecomethemainwayofusingforeigncapitalinourcountry,thescaleoftheintroductionofforeigndirectinvestmentinChinahas

3、alsobeengraduallyexpanding,foreigninvestmenteconomyhasbeenintheoperationanddevelopmentofChina'seconomyaccountedforaveryimportantposition,playsaconsiderablerole,particularlyintermsoftheroleoftheindustrialstructureisobvious.Studiesshowthatforeigndirectinvestmentbyresourc

4、eeffectoffillavacancy,industryassociationeffect,exportdemonstrationeffect,thetraditionalindustryoptimizationeffect,employmenteffectandothereffects,directlyandindirectlypromotetheadjustmentandupgradingofindustrialstructureinourcountry.Atpresent,foreigndirectinvestmenttoourc

5、ountryindustrialstructureupgradebecometheimportantsubjectinthenewcentury.Drawlessonsfromthedomesticandforeignmanyresearchresults,thispaperbrieflyintroducestheconnotationofindustrialstructureandindustrialstructureupgrade,emphaticallyfromtheforeigndirectinvestmenttopromoteth

6、eupgradingofindustrialstructureoveralldiscussiononthemechanismandinfluence,andputsforwardsomeSuggestions,hopecanbeinforeigndirectinvestmentontheupgradingofindustrialstructuretoplayanactiverole.Keywords:foreigndirectinvestment;Industrialstructure;Theindustrialstructureupgra

7、de2辽宁省交通高等专科学校机电系毕业论文目录摘要??????????????????????????2目录????????????????????????3引言????????????????????????4一、沥青混合料摊铺机的用途?????????????????6二、沥青混合料摊铺机的典型结构????????????????61、总体结构??????????????????????62、柴油发动机???????????????????????73、料斗和前推辊????????????????????????74、行走系统?????

8、????????????????????85、刮板输料系统????????????????????????86、螺旋分料器及加长螺旋系统??????????????????87、