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 52 55.9%
2 United States 16 17.2%
3 Sweden 9 9.7%
4 Netherlands 5 5.4%
5 Germany 4 4.3%
6 Taiwan 2 2.2%
7 Denmark 2 2.2%
8 Canada 1 1.1%
9 Czech Republic 1 1.1%
10 Hong Kong 1 1.1%