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 China 35 35.4%
2 United States 24 24.2%
3 Switzerland 22 22.2%
4 Canada 10 10.1%
5 Cyprus 3 3%
6 France 2 2%
7 Iran, Islamic Republic of 1 1%
8 Netherlands 1 1%
9 Ukraine 1 1%