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 68 48.2%
2 China 34 24.1%
3 Taiwan 11 7.8%
4 Germany 9 6.4%
5 Netherlands 5 3.5%
6 Australia 4 2.8%
7 Romania 3 2.1%
8 Singapore 2 1.4%
9 Indonesia 2 1.4%
10 Japan 1 0.7%
11 Finland 1 0.7%
12 Republic of Korea 1 0.7%