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 United States 41 37.6%
2 China 27 24.8%
3 Netherlands 23 21.1%
4 Russia 5 4.6%
5 France 3 2.8%
6 Czech Republic 2 1.8%
7 Japan 2 1.8%
8 Moldova, Republic of 2 1.8%
9 Canada 2 1.8%
10 Taiwan 1 0.9%
11 Hong Kong 1 0.9%