BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 China 42 59.2%
2 United States 16 22.5%
3 Sweden 3 4.2%
4 Taiwan 3 4.2%
5 Germany 2 2.8%
6 Singapore 2 2.8%
7 Canada 1 1.4%
8 United Arab Emirates 1 1.4%
9 United Kingdom 1 1.4%