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 106 46.5%
2 China 51 22.4%
3 Singapore 29 12.7%
4 Germany 13 5.7%
5 Russia 10 4.4%
6 Netherlands 7 3.1%
7 Korea, Republic of 6 2.6%
8 Canada 5 2.2%
9 Ukraine 1 0.4%