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 83 42.3%
2 United States 67 34.2%
3 France 16 8.2%
4 Germany 11 5.6%
5 Netherlands 6 3.1%
6 Republic of Korea 4 2%
7 India 3 1.5%
8 Ivory Coast 3 1.5%
9 Russia 1 0.5%
10 United Kingdom 1 0.5%
11 Canada 1 0.5%