BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 12 25.5%
2 United States 12 25.5%
3 Canada 10 21.3%
4 Taiwan 3 6.4%
5 United Kingdom 2 4.3%
6 Australia 2 4.3%
7 Germany 2 4.3%
8 Indonesia 2 4.3%
9 Japan 1 2.1%
10 Singapore 1 2.1%