BPG致力于知识的发现和传播
Total Visits of This Article
2019 | 总访问次数
排名 国家/地区 数量 占比
1 United States 32 45.1%
2 China 21 29.6%
3 Germany 6 8.5%
4 France 5 7%
5 Canada 2 2.8%
6 Cambodia 1 1.4%
7 Italy 1 1.4%
8 Japan 1 1.4%
9 Turkey 1 1.4%
10 United Kingdom 1 1.4%