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 30.4%
2 16 23.2%
3 United States 16 23.2%
4 Netherlands 7 10.1%
5 United Kingdom 5 7.2%
6 Ukraine 1 1.4%
7 Belgium 1 1.4%
8 France 1 1.4%
9 Germany 1 1.4%