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 38 42.7%
2 China 22 24.7%
3 Germany 14 15.7%
4 Netherlands 7 7.9%
5 Canada 2 2.2%
6 Taiwan 1 1.1%
7 Turkey 1 1.1%
8 United Kingdom 1 1.1%
9 Hong Kong 1 1.1%
10 Israel 1 1.1%
11 Mexico 1 1.1%