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 Germany 21 34.4%
2 China 11 18%
3 Republic of Korea 8 13.1%
4 United States 8 13.1%
5 4 6.6%
6 Guatemala 2 3.3%
7 India 1 1.6%
8 Netherlands 1 1.6%
9 Egypt 1 1.6%
10 Finland 1 1.6%
11 France 1 1.6%
12 Australia 1 1.6%
13 Russia 1 1.6%