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 42 47.2%
2 Taiwan 14 15.7%
3 United States 14 15.7%
4 Germany 5 5.6%
5 Ireland 4 4.5%
6 Netherlands 4 4.5%
7 Hong Kong 2 2.2%
8 India 1 1.1%
9 Canada 1 1.1%
10 Japan 1 1.1%
11 Korea, Republic of 1 1.1%