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 51 50%
2 United States 13 12.7%
3 Canada 11 10.8%
4 United Kingdom 10 9.8%
5 Germany 5 4.9%
6 Korea, Republic of 5 4.9%
7 Netherlands 2 2%
8 Bulgaria 2 2%
9 Russia 1 1%
10 Spain 1 1%
11 Taiwan 1 1%