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 United States 45 32.4%
2 Netherlands 38 27.3%
3 Germany 23 16.5%
4 China 17 12.2%
5 Sweden 6 4.3%
6 Korea, Republic of 4 2.9%
7 France 3 2.2%
8 Canada 2 1.4%
9 United Kingdom 1 0.7%