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 United States 47 31.5%
2 China 46 30.9%
3 Germany 26 17.4%
4 Japan 7 4.7%
5 Austria 7 4.7%
6 Korea, Republic of 5 3.4%
7 Russia 5 3.4%
8 Netherlands 2 1.3%
9 Italy 1 0.7%
10 Canada 1 0.7%
11 Cyprus 1 0.7%
12 France 1 0.7%