[9.1 专栏详情页开发](9.1%E4%B8%93%E6%A0%8F%E8%AF%A6%E6%83%85%E9%A1%B5%E5%BC%80%E5%8F%91.md) [9.2 专栏详情页交互(1)](9.2%E4%B8%93%E6%A0%8F%E8%AF%A6%E6%83%85%E9%A1%B5%E4%BA%A4%E4%BA%921.md) [9.3 专栏详情页交互(2)](9.3%E4%B8%93%E6%A0%8F%E8%AF%A6%E6%83%85%E9%A1%B5%E4%BA%A4%E4%BA%922.md)