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 40 51.9%
2 United States 11 14.3%
3 Canada 10 13%
4 Korea, Republic of 6 7.8%
5 Ireland 4 5.2%
6 Russia 2 2.6%
7 Taiwan 1 1.3%
8 Netherlands 1 1.3%
9 Cyprus 1 1.3%
10 Estonia 1 1.3%