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 34 52.3%
2 Germany 7 10.8%
3 Norway 5 7.7%
4 China 4 6.2%
5 Ecuador 3 4.6%
6 France 3 4.6%
7 United Kingdom 3 4.6%
8 Poland 1 1.5%
9 Austria 1 1.5%
10 Egypt 1 1.5%
11 India 1 1.5%
12 Italy 1 1.5%
13 Japan 1 1.5%