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 China 32 42.7%
2 United States 16 21.3%
3 Germany 14 18.7%
4 Nigeria 4 5.3%
5 Hong Kong 2 2.7%
6 Netherlands 2 2.7%
7 Australia 1 1.3%
8 France 1 1.3%
9 India 1 1.3%
10 Japan 1 1.3%
11 Taiwan 1 1.3%