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 82 46.9%
2 United States 43 24.6%
3 Netherlands 29 16.6%
4 Russia 5 2.9%
5 Germany 3 1.7%
6 Canada 3 1.7%
7 Hong Kong 2 1.1%
8 Israel 2 1.1%
9 Czech Republic 2 1.1%
10 France 2 1.1%
11 Spain 1 0.6%
12 Norway 1 0.6%