BPG致力于知识的发现和传播
Total Visits of This Article
2018 | 总访问次数
排名 国家/地区 数量 占比
1 China 27 37.5%
2 United States 20 27.8%
3 Germany 14 19.4%
4 Canada 2 2.8%
5 India 2 2.8%
6 United Kingdom 2 2.8%
7 Italy 1 1.4%
8 Republic of Korea 1 1.4%
9 Sweden 1 1.4%
10 Cambodia 1 1.4%
11 Hong Kong 1 1.4%