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 52 37.4%
2 Germany 33 23.7%
3 China 25 18%
4 Korea, Republic of 14 10.1%
5 Singapore 4 2.9%
6 Canada 4 2.9%
7 Netherlands 3 2.2%
8 Ireland 2 1.4%
9 Taiwan 1 0.7%
10 Ukraine 1 0.7%