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 64 59.3%
2 United States 22 20.4%
3 Germany 13 12%
4 Romania 3 2.8%
5 United Arab Emirates 1 0.9%
6 United Kingdom 1 0.9%
7 France 1 0.9%
8 Korea, Republic of 1 0.9%
9 Netherlands 1 0.9%
10 Republic of Korea 1 0.9%