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 38 48.1%
2 Germany 14 17.7%
3 China 13 16.5%
4 Netherlands 7 8.9%
5 Republic of Korea 1 1.3%
6 Russia 1 1.3%
7 Thailand 1 1.3%
8 France 1 1.3%
9 Brazil 1 1.3%
10 Canada 1 1.3%
11 India 1 1.3%