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 60 39.5%
2 United States 37 24.3%
3 Germany 15 9.9%
4 Netherlands 13 8.6%
5 Sweden 11 7.2%
6 Korea, Republic of 8 5.3%
7 Canada 4 2.6%
8 Australia 2 1.3%
9 France 2 1.3%