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 36 36.4%
2 United States 35 35.4%
3 Germany 8 8.1%
4 Hong Kong 6 6.1%
5 Taiwan 5 5.1%
6 United Arab Emirates 2 2%
7 United Kingdom 2 2%
8 Malaysia 2 2%
9 Portugal 1 1%
10 Russia 1 1%
11 Canada 1 1%