BPG致力于知识的发现和传播
Total Visits of This Article
2019 | 总访问次数
排名 国家/地区 数量 占比
1 United States 48 50%
2 Germany 18 18.8%
3 China 11 11.5%
4 France 5 5.2%
5 India 5 5.2%
6 Ireland 2 2.1%
7 Russia 2 2.1%
8 Taiwan 1 1%
9 Ukraine 1 1%
10 United Arab Emirates 1 1%
11 United Kingdom 1 1%
12 Japan 1 1%