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 31 50.8%
2 United States 5 8.2%
3 Germany 4 6.6%
4 Taiwan 3 4.9%
5 United Arab Emirates 2 3.3%
6 Viet Nam 2 3.3%
7 Hong Kong 2 3.3%
8 Italy 2 3.3%
9 Nepal 2 3.3%
10 Australia 2 3.3%
11 Canada 2 3.3%
12 Ethiopia 1 1.6%
13 Philippines 1 1.6%
14 United Kingdom 1 1.6%
15 Algeria 1 1.6%