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 30 35.7%
2 Canada 25 29.8%
3 United States 11 13.1%
4 Korea, Republic of 6 7.1%
5 Germany 5 6%
6 Netherlands 3 3.6%
7 Kyrgyzstan 2 2.4%
8 Romania 1 1.2%
9 Cyprus 1 1.2%