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 China 32 33.3%
2 United States 28 29.2%
3 Germany 12 12.5%
4 Taiwan 10 10.4%
5 Netherlands 3 3.1%
6 Romania 3 3.1%
7 United Kingdom 2 2.1%
8 Singapore 1 1%
9 Ireland 1 1%
10 Japan 1 1%
11 Ecuador 1 1%
12 Finland 1 1%
13 France 1 1%