BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 48 36.9%
2 United States 43 33.1%
3 Netherlands 14 10.8%
4 Germany 9 6.9%
5 France 4 3.1%
6 Poland 2 1.5%
7 Canada 2 1.5%
8 Morocco 2 1.5%
9 United Arab Emirates 2 1.5%
10 United Kingdom 2 1.5%
11 Singapore 1 0.8%
12 Lebanon 1 0.8%