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 22 37.9%
2 China 13 22.4%
3 Netherlands 7 12.1%
4 Korea, Republic of 3 5.2%
5 Taiwan 3 5.2%
6 Russia 2 3.4%
7 Serbia 2 3.4%
8 Spain 1 1.7%
9 Saudi Arabia 1 1.7%
10 Germany 1 1.7%
11 Hong Kong 1 1.7%
12 Japan 1 1.7%
13 Ukraine 1 1.7%