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 10 25.6%
2 China 6 15.4%
3 Germany 6 15.4%
4 Netherlands 5 12.8%
5 Ukraine 4 10.3%
6 Russia 3 7.7%
7 Czech Republic 3 7.7%
8 Japan 1 2.6%
9 Poland 1 2.6%