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 39 33.6%
2 United States 39 33.6%
3 Canada 11 9.5%
4 Hong Kong 9 7.8%
5 Germany 8 6.9%
6 France 3 2.6%
7 Russia 3 2.6%
8 Sweden 1 0.9%
9 United Kingdom 1 0.9%
10 New Zealand 1 0.9%
11 Poland 1 0.9%