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 21 45.7%
2 United States 11 23.9%
3 Germany 6 13%
4 Canada 2 4.3%
5 Russia 2 4.3%
6 Japan 1 2.2%
7 Netherlands 1 2.2%
8 Cyprus 1 2.2%
9 France 1 2.2%