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 92 31.9%
2 China 84 29.2%
3 Germany 41 14.2%
4 Netherlands 41 14.2%
5 Sweden 10 3.5%
6 Korea, Republic of 8 2.8%
7 Taiwan 4 1.4%
8 France 4 1.4%
9 India 2 0.7%
10 United Kingdom 1 0.3%
11 Russia 1 0.3%