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 31.8%
2 Canada 20 30.3%
3 United States 9 13.6%
4 Germany 5 7.6%
5 Korea, Republic of 5 7.6%
6 Cyprus 3 4.5%
7 Bulgaria 1 1.5%
8 Netherlands 1 1.5%
9 Thailand 1 1.5%