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 33 33.3%
2 United States 20 20.2%
3 Germany 18 18.2%
4 India 5 5.1%
5 Japan 5 5.1%
6 Italy 3 3%
7 France 2 2%
8 Australia 2 2%
9 Netherlands 2 2%
10 Switzerland 2 2%
11 New Zealand 1 1%
12 Romania 1 1%
13 Saudi Arabia 1 1%
14 Serbia 1 1%
15 Belgium 1 1%
16 Finland 1 1%
17 Israel 1 1%