毕业设计（论文）目录纲要......................................................................................................................................................IABSTRACT.......................................................................................................................................II序言............................................................................................................................3..........................第 1 章螺旋送机介......................................................................................................................41.1螺旋送机的史....................................................................................................................41.2螺旋送机的展............................................................................................................71.3国内外螺旋送机比............................................................................................................81.4 螺旋送机分⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯101.5螺旋送机的用范..........................................................................................................11第 2 章螺旋送机的构及工作原理............................................................................................122.1螺旋式送机的构..............................................................................................................12螺旋...................................................................................................................................12.......................................................................................................................................15承...................................................................................................................................17料槽......................................................................................................................................
