BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 United States 66 45.2%
2 China 26 17.8%
3 Germany 18 12.3%
4 France 13 8.9%
5 Australia 9 6.2%
6 United Kingdom 3 2.1%
7 Ukraine 2 1.4%
8 Hong Kong 2 1.4%
9 India 2 1.4%
10 Netherlands 1 0.7%
11 Russia 1 0.7%
12 Spain 1 0.7%
13 Taiwan 1 0.7%
14 Croatia 1 0.7%