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 54 43.2%
2 Germany 20 16%
3 China 13 10.4%
4 Japan 5 4%
5 India 4 3.2%
6 Iran 4 3.2%
7 France 4 3.2%
8 Greece 3 2.4%
9 Thailand 3 2.4%
10 Spain 3 2.4%
11 Taiwan 2 1.6%
12 Poland 2 1.6%
13 Portugal 2 1.6%
14 Republic of Korea 2 1.6%
15 Italy 2 1.6%
16 Netherlands 1 0.8%
17 Brazil 1 0.8%