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 77 53.8%
2 United States 33 23.1%
3 Netherlands 17 11.9%
4 Sweden 5 3.5%
5 Brazil 3 2.1%
6 Germany 3 2.1%
7 Czech Republic 2 1.4%
8 Hong Kong 1 0.7%
9 Malaysia 1 0.7%
10 United Kingdom 1 0.7%