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 68 54.8%
2 United States 34 27.4%
3 Germany 7 5.6%
4 Hong Kong 3 2.4%
5 Latvia 3 2.4%
6 Singapore 3 2.4%
7 Sweden 1 0.8%
8 United Kingdom 1 0.8%
9 Netherlands 1 0.8%
10 Portugal 1 0.8%
11 Russia 1 0.8%
12 Ireland 1 0.8%