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 25 31.6%
2 Germany 18 22.8%
3 China 10 12.7%
4 Republic of Korea 7 8.9%
5 Taiwan 5 6.3%
6 Netherlands 4 5.1%
7 Romania 3 3.8%
8 Malaysia 3 3.8%
9 Ireland 2 2.5%
10 New Zealand 1 1.3%
11 United Kingdom 1 1.3%