目 录
- 设计背景···················································2
1.1老龄化社会··············································2
1.2空巢老人定义········································3
1.3老年人的行为及消费特征······································3
2、国内外设计现状分析············································3
2.1助行器定义·············································3
2.2国内设计现状·············································4
2.3国外设计现状················································5
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