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 24 34.8%
2 China 15 21.7%
3 Germany 13 18.8%
4 Netherlands 7 10.1%
5 Republic of Korea 2 2.9%
6 Taiwan 1 1.4%
7 United Kingdom 1 1.4%
8 Nigeria 1 1.4%
9 Korea, Republic of 1 1.4%
10 Finland 1 1.4%
11 Argentina 1 1.4%
12 Australia 1 1.4%
13 Canada 1 1.4%