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 27 40.9%
2 China 14 21.2%
3 Republic of Korea 8 12.1%
4 France 3 4.5%
5 Germany 3 4.5%
6 India 2 3%
7 United Kingdom 2 3%
8 Israel 2 3%
9 Netherlands 2 3%
10 Vietnam 1 1.5%
11 Mexico 1 1.5%
12 Ireland 1 1.5%