BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 157 71%
2 United States 23 10.4%
3 Germany 8 3.6%
4 Japan 6 2.7%
5 Taiwan 6 2.7%
6 Malaysia 5 2.3%
7 Hong Kong 3 1.4%
8 Russia 3 1.4%
9 United Kingdom 3 1.4%
10 Iraq 2 0.9%
11 Egypt 2 0.9%
12 Portugal 1 0.5%
13 Ireland 1 0.5%
14 Ukraine 1 0.5%