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 47 55.3%
2 United States 14 16.5%
3 Portugal 7 8.2%
4 France 3 3.5%
5 Hong Kong 3 3.5%
6 Japan 3 3.5%
7 United Kingdom 3 3.5%
8 Canada 2 2.4%
9 Belgium 1 1.2%
10 Russia 1 1.2%
11 Sweden 1 1.2%