category_1.id,category_1.ts,category_1.title
1,"2018-08-23 23:06:25",酒店客房类
2,"2018-08-23 23:06:25",酒店布草类
3,"2018-08-23 23:06:25",厨房用品类
4,"2018-08-23 23:06:26",酒店配套类
5,"2018-08-23 23:06:26",生产原材料类
6,"2018-08-23 23:06:26",生产机械及工具类