目 录中文摘要··························································1英文摘要··························································11 绪论····························································21
1 简介···························································21
2 汽车转向系统现状···············································31
3 课题研究内容···················································41
4 本章小结·······················································52 液压助力转向器方案及确定········································52
1 转向系的分析及选择·············································52
2 转向器的选择···················································72
1 齿轮齿条式转向器··············································72
2 循环球式转向器················································82
3 蜗杆滚轮式转向器·········································
