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 98 50.3%
2 United States 60 30.8%
3 Germany 8 4.1%
4 India 7 3.6%
5 France 7 3.6%
6 Finland 5 2.6%
7 Republic of Korea 4 2.1%
8 Netherlands 2 1%
9 Romania 1 0.5%
10 Argentina 1 0.5%
11 Japan 1 0.5%
12 Korea, Republic of 1 0.5%