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 16 41%
2 China 8 20.5%
3 Germany 5 12.8%
4 Australia 3 7.7%
5 Iran, Islamic Republic of 2 5.1%
6 Netherlands 1 2.6%
7 Sri Lanka 1 2.6%
8 India 1 2.6%
9 France 1 2.6%
10 Georgia 1 2.6%