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 67 67%
2 Germany 10 10%
3 China 4 4%
4 United Kingdom 4 4%
5 Republic of Korea 3 3%
6 India 3 3%
7 Mexico 2 2%
8 France 2 2%
9 Poland 2 2%
10 Egypt 1 1%
11 Myanmar [Burma] 1 1%
12 Netherlands 1 1%