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 47 47.5%
2 United States 28 28.3%
3 Hong Kong 6 6.1%
4 Germany 5 5.1%
5 Singapore 3 3%
6 Taiwan 2 2%
7 New Zealand 2 2%
8 Portugal 1 1%
9 Japan 1 1%
10 Austria 1 1%
11 France 1 1%
12 United Kingdom 1 1%
13 Sweden 1 1%