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 26 38.2%
2 Germany 13 19.1%
3 China 12 17.6%
4 Romania 3 4.4%
5 Singapore 3 4.4%
6 Taiwan 3 4.4%
7 Thailand 1 1.5%
8 Ukraine 1 1.5%
9 United Kingdom 1 1.5%
10 Finland 1 1.5%
11 Australia 1 1.5%
12 Austria 1 1.5%
13 Canada 1 1.5%
14 Republic of Korea 1 1.5%