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 37 38.9%
2 United States 19 20%
3 Germany 12 12.6%
4 United Kingdom 11 11.6%
5 Netherlands 4 4.2%
6 Republic of Korea 3 3.2%
7 Malaysia 3 3.2%
8 Taiwan 2 2.1%
9 Ireland 2 2.1%
10 Finland 1 1.1%
11 Singapore 1 1.1%