category_1.id,category_1.ts,category_1.title
1,"2018-06-22 02:04:31",常用词汇
2,"2018-06-22 02:04:31",社科总论
3,"2018-06-22 02:04:31",自科总论
4,"2018-06-22 02:04:31",时尚用语
5,"2018-06-22 02:04:31",机构组织
6,"2018-06-22 02:04:31",电子电工
7,"2018-06-22 02:04:31",医药卫生
8,"2018-06-22 02:04:31",生物科学
9,"2018-06-22 02:04:31",化学化工
10,"2018-06-22 02:04:31",数学物理
11,"2018-06-22 02:04:31",语言文字
12,"2018-06-22 02:04:31",军事政治
13,"2018-06-22 02:04:31",文化教育
14,"2018-06-22 02:04:31",文学
15,"2018-06-22 02:04:31",艺术
16,"2018-06-22 02:04:31",天文地理
17,"2018-06-22 02:04:31",工业工程
18,"2018-06-22 02:04:31",农业科学
19,"2018-06-22 02:04:31",环境安全
20,"2018-06-22 02:04:31",经济管理
21,"2018-06-22 02:04:31",航空航天
22,"2018-06-22 02:04:31",交通运输
23,"2018-06-22 02:04:31",体育
24,"2018-06-22 02:04:31",历史
25,"2018-06-22 02:04:31",哲学
26,"2018-06-22 02:04:31",轻工业
27,"2018-06-22 02:04:31",土木建筑
28,"2018-06-22 02:04:31",法律