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 United States 33 37.5%
2 China 32 36.4%
3 Hong Kong 6 6.8%
4 France 4 4.5%
5 Germany 4 4.5%
6 Australia 3 3.4%
7 Taiwan 2 2.3%
8 Japan 2 2.3%
9 Switzerland 1 1.1%
10 United Kingdom 1 1.1%