category_1.id,category_1.ts,category_1.title
1,"2018-10-10 23:38:50",分析仪器
2,"2018-10-10 23:38:51",实验室常用设备
3,"2018-10-10 23:38:52",物性测试仪器
4,"2018-10-10 23:38:52",光学仪器
5,"2018-10-10 23:38:53",测量计量仪器
6,"2018-10-10 23:38:53",环境监测仪器
7,"2018-10-10 23:38:53",生命科学仪器
8,"2018-10-10 23:38:54",行业专用仪器
9,"2018-10-10 23:38:55",电子电工仪表
10,"2018-10-10 23:38:56",智能工业自动化
11,"2018-10-10 23:38:56",海洋物探仪器
12,"2018-10-10 23:38:57",医学仪器
13,"2018-10-10 23:38:57",仪器配件加工