BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 China 97 55.7%
2 United States 40 23%
3 Germany 9 5.2%
4 Netherlands 8 4.6%
5 Russia 5 2.9%
6 Canada 4 2.3%
7 France 4 2.3%
8 Singapore 2 1.1%
9 India 2 1.1%
10 Japan 1 0.6%
11 Luxembourg 1 0.6%
12 Switzerland 1 0.6%