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 United States 53 31.9%
2 China 52 31.3%
3 Sweden 20 12%
4 Germany 13 7.8%
5 Korea, Republic of 12 7.2%
6 Netherlands 10 6%
7 Finland 2 1.2%
8 France 2 1.2%
9 Australia 2 1.2%