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 34 35.1%
2 United States 16 16.5%
3 Japan 14 14.4%
4 France 12 12.4%
5 Germany 10 10.3%
6 Canada 4 4.1%
7 Netherlands 4 4.1%
8 Bulgaria 2 2.1%
9 Sweden 1 1%