BPG致力于知识的发现和传播
Total Visits of This Article
2019 | 总访问次数
排名 国家/地区 数量 占比
1 China 17 51.5%
2 United States 5 15.2%
3 Hong Kong 3 9.1%
4 Sweden 2 6.1%
5 United Kingdom 1 3%
6 Denmark 1 3%
7 Japan 1 3%
8 New Zealand 1 3%
9 Singapore 1 3%
10 Canada 1 3%