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 152 71.7%
2 United States 35 16.5%
3 Germany 7 3.3%
4 Hong Kong 5 2.4%
5 4 1.9%
6 United Kingdom 2 0.9%
7 Australia 1 0.5%
8 Canada 1 0.5%
9 France 1 0.5%
10 Portugal 1 0.5%
11 Russia 1 0.5%
12 Sweden 1 0.5%
13 Taiwan 1 0.5%