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 40 44%
2 China 32 35.2%
3 Germany 12 13.2%
4 Ireland 1 1.1%
5 Japan 1 1.1%
6 Netherlands 1 1.1%
7 Republic of Korea 1 1.1%
8 Singapore 1 1.1%
9 United Arab Emirates 1 1.1%
10 United Kingdom 1 1.1%