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 82 57.3%
2 United States 27 18.9%
3 Germany 15 10.5%
4 Hong Kong 6 4.2%
5 United Kingdom 3 2.1%
6 United Arab Emirates 2 1.4%
7 Canada 2 1.4%
8 Nigeria 2 1.4%
9 Portugal 1 0.7%
10 Romania 1 0.7%
11 Ukraine 1 0.7%
12 1 0.7%