BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 United States 126 41.4%
2 China 77 25.3%
3 Germany 64 21.1%
4 Japan 10 3.3%
5 Canada 9 3%
6 Taiwan 9 3%
7 Korea, Republic of 3 1%
8 France 3 1%
9 Turkey 2 0.7%
10 United Kingdom 1 0.3%