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 113 60.1%
2 United States 50 26.6%
3 Canada 10 5.3%
4 Germany 7 3.7%
5 Hong Kong 2 1.1%
6 Netherlands 2 1.1%
7 United Kingdom 2 1.1%
8 Switzerland 1 0.5%
9 Taiwan 1 0.5%