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 133 44.3%
2 United States 87 29%
3 Germany 21 7%
4 India 17 5.7%
5 France 15 5%
6 Netherlands 9 3%
7 Republic of Korea 4 1.3%
8 Finland 4 1.3%
9 Malaysia 4 1.3%
10 Japan 1 0.3%
11 Argentina 1 0.3%
12 Saudi Arabia 1 0.3%
13 Thailand 1 0.3%
14 Turkey 1 0.3%
15 United Kingdom 1 0.3%