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 22 31%
2 United States 18 25.4%
3 Germany 12 16.9%
4 Netherlands 8 11.3%
5 Romania 3 4.2%
6 Taiwan 2 2.8%
7 Republic of Korea 2 2.8%
8 India 1 1.4%
9 Korea, Republic of 1 1.4%
10 Finland 1 1.4%
11 Australia 1 1.4%