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 United States 29 53.7%
2 China 5 9.3%
3 Germany 5 9.3%
4 India 3 5.6%
5 Canada 3 5.6%
6 United Kingdom 2 3.7%
7 Poland 2 3.7%
8 France 2 3.7%
9 Netherlands 1 1.9%
10 Spain 1 1.9%
11 Turkey 1 1.9%