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 106 66.2%
2 United States 34 21.2%
3 France 5 3.1%
4 Republic of Korea 4 2.5%
5 India 3 1.9%
6 Netherlands 2 1.2%
7 Germany 2 1.2%
8 Sweden 1 0.6%
9 Ukraine 1 0.6%
10 United Kingdom 1 0.6%
11 Australia 1 0.6%