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 37 27%
2 United States 34 24.8%
3 19 13.9%
4 Germany 18 13.1%
5 Korea, Republic of 10 7.3%
6 Netherlands 4 2.9%
7 Canada 4 2.9%
8 Iran, Islamic Republic of 3 2.2%
9 Singapore 3 2.2%
10 Japan 2 1.5%
11 Russia 2 1.5%
12 Ukraine 1 0.7%