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 12 32.4%
2 United States 9 24.3%
3 Hong Kong 6 16.2%
4 Japan 2 5.4%
5 Singapore 2 5.4%
6 United Kingdom 2 5.4%
7 Canada 1 2.7%
8 Switzerland 1 2.7%
9 Taiwan 1 2.7%
10 Russia 1 2.7%