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 44 37.3%
2 Netherlands 25 21.2%
3 United States 25 21.2%
4 Sweden 15 12.7%
5 Germany 3 2.5%
6 Czech Republic 2 1.7%
7 France 2 1.7%
8 Hong Kong 1 0.8%
9 Kazakhstan 1 0.8%