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 40 39.2%
2 China 29 28.4%
3 Netherlands 14 13.7%
4 Germany 6 5.9%
5 Ukraine 5 4.9%
6 Canada 2 2%
7 Hong Kong 2 2%
8 Czech Republic 1 1%
9 France 1 1%
10 Russia 1 1%
11 Taiwan 1 1%