BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 China 34 35.1%
2 United States 23 23.7%
3 Netherlands 15 15.5%
4 Korea, Republic of 7 7.2%
5 Switzerland 3 3.1%
6 Japan 3 3.1%
7 Germany 3 3.1%
8 Ghana 2 2.1%
9 Hong Kong 2 2.1%
10 Taiwan 2 2.1%
11 Viet Nam 2 2.1%
12 Canada 1 1%