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 China 24 42.9%
2 United States 13 23.2%
3 Netherlands 9 16.1%
4 Germany 3 5.4%
5 Pakistan 2 3.6%
6 Canada 2 3.6%
7 Brazil 1 1.8%
8 Estonia 1 1.8%
9 Switzerland 1 1.8%