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 China 109 65.3%
2 United States 29 17.4%
3 Germany 13 7.8%
4 Hong Kong 3 1.8%
5 India 3 1.8%
6 Netherlands 3 1.8%
7 Australia 2 1.2%
8 Taiwan 1 0.6%
9 United Kingdom 1 0.6%
10 Italy 1 0.6%
11 Japan 1 0.6%
12 Macao 1 0.6%