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 78 53.4%
2 United States 46 31.5%
3 Germany 6 4.1%
4 Ukraine 3 2.1%
5 Canada 2 1.4%
6 Japan 2 1.4%
7 Netherlands 2 1.4%
8 Russia 2 1.4%
9 Czech Republic 2 1.4%
10 France 2 1.4%
11 Hong Kong 1 0.7%