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 229 62.6%
2 United States 88 24%
3 Taiwan 18 4.9%
4 Hong Kong 10 2.7%
5 Germany 8 2.2%
6 Portugal 4 1.1%
7 United Kingdom 2 0.5%
8 Singapore 2 0.5%
9 Sweden 1 0.3%
10 Russia 1 0.3%
11 Japan 1 0.3%
12 Canada 1 0.3%
13 Denmark 1 0.3%