沥青摊铺机概况论文.doc

摘 要 改革开放以来，外商直接投资Abstract Since Chinas reform and opening up, foreign direct investment has become the main way of using foreign capital in our country, the scale of the introduction of foreign direct investment in China has also been gradually expanding, foreign investment economy has been in the operation and development of Chinas economy accounted for a very important position, plays a considerable role, particularly in terms of the role of the industrial structure is obvious. Studies show that foreign direct investment by resource effect of fill a vacancy, industry association effect, export demonstration effect, the traditional industry optimization effect, employment effect and other effects, directly and indirectly promote the adjustment and upgrading of industrial structure in our country. At present, foreign direct investment to our country industrial structure upgrade become the important subject in the new century. Draw lessons from the domestic and foreign many research results, this paper briefly introduces the connotation of industrial structure and industrial structure upgrade, emphatically from the foreign direct investment to promote the upgrading of industrial structure overall discussion on the mechanism and influence, and puts forward some Suggestions, hope can be in foreign direct investment on the upgrading of industrial structure to play an active role. Key words: foreign direct investment; Industrial structure; The industrial structure upgrade 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…………………………………………6 1、总体结构…………………………………………………………6 2、柴油发动机 ……………………………………………………………7 3、料斗和前推辊………………………………………………………………7 4、行走系统…………………………………………………………………8 5、刮板输料系统………………………………………………………………8 6、螺旋分料器及加长螺旋系统………………………………………………8 7、熨平装置……………………………………………………………………10 8、驾驶顶棚…………………………………………………………………10 三、沥青混合料摊铺机的主要工作装置……………………………………11 1、供料及输送装置…………………………………………………………11 2、振捣熨平装置…