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 China 26 35.6%
2 United States 16 21.9%
3 12 16.4%
4 Germany 9 12.3%
5 Netherlands 3 4.1%
6 Singapore 2 2.7%
7 France 2 2.7%
8 Canada 1 1.4%
9 Ukraine 1 1.4%
10 Russia 1 1.4%