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 61 42.7%
2 United States 39 27.3%
3 Netherlands 15 10.5%
4 Germany 8 5.6%
5 Hong Kong 5 3.5%
6 Taiwan 5 3.5%
7 United Kingdom 2 1.4%
8 2 1.4%
9 Japan 2 1.4%
10 Portugal 1 0.7%
11 Russia 1 0.7%
12 India 1 0.7%
13 Ireland 1 0.7%