本科论文目 录摘 要..................................................................................................................IAbstract.................................................................................................................II引 言.................................................................................................................11 BC40 双轮铣......................................................................................................21.1 双轮铣简介.............................................................................................21.2 双轮铣国内外研究现状.........................................................................61.2.1 国内双轮铣的研究现状..............................................................61.2.2 国外双轮铣的研究现状..............................................................81.3 BC40 双轮铣履带行走装置研究的目的与意义...................................91.3.1 课题背景......................................................................................91.3.2 研究的目的与意义......................................................................91.4 论文的主要研究内容.............................................................................91.4.1 研究内容......................................................................................91.4.2 设计要求......................................................................................91.4.3 预期研究成果............................................................................102 履带行走装置总体方案设计..........................................................................112.1 履带行走装置特点...............................................................................112.2 履带行走装置的组成与其功能...........................................................112.2.1 驱动轮........................................................................................122.2.2 支重轮........................
