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 26.9%
2 Netherlands 24 25.8%
3 United States 12 12.9%
4 France 8 8.6%
5 Italy 6 6.5%
6 Germany 5 5.4%
7 3 3.2%
8 United Kingdom 3 3.2%
9 Canada 2 2.2%
10 Norway 2 2.2%
11 Russia 2 2.2%
12 Austria 1 1.1%