BPG致力于知识的发现和传播
Total Visits of This Article
2024 | 总访问次数
排名 国家/地区 数量 占比
1 United States 25 27.8%
2 Canada 22 24.4%
3 China 19 21.1%
4 Germany 8 8.9%
5 Japan 7 7.8%
6 France 3 3.3%
7 Cyprus 2 2.2%
8 Netherlands 2 2.2%
9 Switzerland 2 2.2%