老人上下楼梯遇福音 接力式新型电梯现身黄华路住宅
https://www.sohu.com/a/124737353_115401
新型“楼道电梯”真能解决老人爬楼问题？
http://beta.dooland.com/index.php?s=/magazine/article/id/749650.html

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修改:fisheer FROM 210.72.243.*
FROM 210.72.243.*