BPG致力于知识的发现和传播
Total Visits of This Article
2017 | 总访问次数
排名 国家/地区 数量 占比
1 Germany 6 18.8%
2 Netherlands 6 18.8%
3 United States 5 15.6%
4 China 4 12.5%
5 India 2 6.2%
6 Korea, Republic of 2 6.2%
7 Philippines 2 6.2%
8 Romania 1 3.1%
9 Sweden 1 3.1%
10 Ukraine 1 3.1%
11 France 1 3.1%
12 Australia 1 3.1%