category_1.id,category_1.ts,category_1.title
1,"2018-05-14 23:42:16",教育
2,"2018-05-14 23:44:29",医学
3,"2018-05-14 23:45:34",经济
4,"2018-05-14 23:45:38",金融
5,"2018-05-14 23:46:19",管理
6,"2018-05-14 23:46:45",科技
7,"2018-05-16 05:36:32",工业
8,"2018-05-16 05:36:46",机械
9,"2018-05-16 05:37:52",农业
10,"2018-05-16 05:38:02",电力
11,"2018-05-16 05:38:10",水利
12,"2018-05-16 05:38:37",文学
13,"2018-05-16 05:39:05",艺术
14,"2018-05-16 05:39:23",文化
15,"2018-05-16 05:39:42",建筑
16,"2018-05-16 05:39:44",图书
17,"2018-05-16 05:39:51",档案
18,"2018-05-16 05:40:02",交通
19,"2018-05-16 05:40:14",体育
20,"2018-05-16 05:40:34",环境
21,"2018-05-16 05:41:00",政法
22,"2018-05-16 05:41:04",煤矿
23,"2018-05-16 05:41:09",地质
24,"2018-05-16 05:41:22",化工
25,"2018-05-16 05:41:54",社会
26,"2018-05-16 05:42:36",科学
27,"2018-05-16 05:42:50",化学
28,"2018-05-16 05:42:56",生物
29,"2018-05-16 05:43:00",新闻
30,"2018-05-16 05:43:10",历史
31,"2018-05-16 05:43:16",航空
32,"2018-05-16 05:43:18",理论
33,"2018-05-16 05:43:32",电子
34,"2018-05-16 05:43:52",政治
35,"2018-05-16 05:43:57",石油
36,"2018-05-14 23:22:45",计算机