BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 51 44%
2 United States 34 29.3%
3 Germany 14 12.1%
4 Hong Kong 5 4.3%
5 Canada 4 3.4%
6 Turkey 2 1.7%
7 United Kingdom 1 0.9%
8 Australia 1 0.9%
9 Denmark 1 0.9%
10 Portugal 1 0.9%
11 Russia 1 0.9%
12 Taiwan 1 0.9%