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 241 86.1%
2 United States 18 6.4%
3 Canada 6 2.1%
4 Korea, Republic of 6 2.1%
5 Germany 4 1.4%
6 United Kingdom 2 0.7%
7 Ireland 1 0.4%
8 Netherlands 1 0.4%
9 Ukraine 1 0.4%