BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 50 59.5%
2 United States 10 11.9%
3 Korea, Republic of 6 7.1%
4 Germany 6 7.1%
5 Hong Kong 3 3.6%
6 Ireland 2 2.4%
7 Italy 2 2.4%
8 Japan 1 1.2%
9 Malaysia 1 1.2%
10 Mexico 1 1.2%
11 Finland 1 1.2%
12 Belgium 1 1.2%