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 48 36.9%
2 Canada 31 23.8%
3 United States 22 16.9%
4 Germany 9 6.9%
5 Japan 7 5.4%
6 Netherlands 3 2.3%
7 France 3 2.3%
8 Ukraine 3 2.3%
9 Cyprus 2 1.5%
10 Singapore 1 0.8%
11 Switzerland 1 0.8%