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 China 25 24.3%
2 United States 23 22.3%
3 Netherlands 21 20.4%
4 Germany 8 7.8%
5 United Kingdom 7 6.8%
6 Taiwan 6 5.8%
7 Hong Kong 6 5.8%
8 Russia 2 1.9%
9 France 2 1.9%
10 Australia 1 1%
11 Canada 1 1%
12 Japan 1 1%