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 47 47%
2 United States 30 30%
3 France 5 5%
4 Republic of Korea 5 5%
5 Ivory Coast 4 4%
6 Germany 4 4%
7 Netherlands 2 2%
8 India 1 1%
9 Korea, Republic of 1 1%
10 Russia 1 1%