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 34 35.1%
2 United States 34 35.1%
3 Hong Kong 7 7.2%
4 Germany 6 6.2%
5 Russia 4 4.1%
6 Singapore 4 4.1%
7 Taiwan 2 2.1%
8 United Arab Emirates 2 2.1%
9 United Kingdom 1 1%
10 South Africa 1 1%
11 Sweden 1 1%
12 Portugal 1 1%