BPG致力于知识的发现和传播
Total Visits of This Article
2023 | 总访问次数
排名 国家/地区 数量 占比
1 China 42 44.2%
2 United States 26 27.4%
3 Germany 6 6.3%
4 Russia 5 5.3%
5 United Kingdom 4 4.2%
6 Japan 4 4.2%
7 Singapore 3 3.2%
8 Norway 2 2.1%
9 Cyprus 1 1.1%
10 Switzerland 1 1.1%
11 Austria 1 1.1%