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 30 42.9%
2 China 24 34.3%
3 France 3 4.3%
4 Germany 3 4.3%
5 Ukraine 3 4.3%
6 Canada 2 2.9%
7 India 1 1.4%
8 Ireland 1 1.4%
9 Israel 1 1.4%
10 Netherlands 1 1.4%
11 Poland 1 1.4%