BPG致力于知识的发现和传播
Total Visits of This Article
2023 | 总访问次数
排名 国家/地区 数量 占比
1 United States 22 37.9%
2 Germany 10 17.2%
3 China 10 17.2%
4 Netherlands 5 8.6%
5 Singapore 4 6.9%
6 Russia 3 5.2%
7 France 2 3.4%
8 Canada 1 1.7%
9 Czech Republic 1 1.7%