BPG致力于知识的发现和传播
Total Visits of This Article
2018 | 总访问次数
排名 国家/地区 数量 占比
1 China 60 58.3%
2 United States 16 15.5%
3 Germany 14 13.6%
4 Netherlands 5 4.9%
5 Romania 3 2.9%
6 Serbia 1 1%
7 United Kingdom 1 1%
8 Hong Kong 1 1%
9 Ireland 1 1%
10 Finland 1 1%