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 35 34%
2 United States 33 32%
3 Netherlands 14 13.6%
4 Korea, Republic of 6 5.8%
5 Germany 5 4.9%
6 Sweden 4 3.9%
7 Czech Republic 2 1.9%
8 Uzbekistan 2 1.9%
9 Canada 1 1%
10 South Africa 1 1%