BPG致力于知识的发现和传播
Total Visits of This Article
2017 | 总访问次数
排名 国家/地区 数量 占比
1 United States 42 43.3%
2 China 14 14.4%
3 Germany 7 7.2%
4 India 7 7.2%
5 Russia 4 4.1%
6 Taiwan 3 3.1%
7 France 3 3.1%
8 Chile 2 2.1%
9 Egypt 2 2.1%
10 Indonesia 2 2.1%
11 Japan 1 1%
12 Mexico 1 1%
13 New Zealand 1 1%
14 Portugal 1 1%
15 United Kingdom 1 1%
16 Saudi Arabia 1 1%
17 Austria 1 1%
18 Canada 1 1%
19 Greece 1 1%
20 Venezuela 1 1%
21 Yemen 1 1%