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 31.4%
2 United States 35 29.7%
3 Germany 21 17.8%
4 Japan 7 5.9%
5 Korea, Republic of 5 4.2%
6 Netherlands 4 3.4%
7 Canada 3 2.5%
8 Cyprus 2 1.7%
9 France 1 0.8%
10 India 1 0.8%
11 Taiwan 1 0.8%
12 Turkey 1 0.8%