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 74 37.6%
2 United States 60 30.5%
3 Germany 30 15.2%
4 Netherlands 16 8.1%
5 Canada 6 3%
6 Taiwan 3 1.5%
7 Thailand 2 1%
8 Norway 2 1%
9 France 2 1%
10 Japan 1 0.5%
11 United Kingdom 1 0.5%