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 50 71.4%
2 Hong Kong 8 11.4%
3 United States 4 5.7%
4 Australia 3 4.3%
5 Bulgaria 1 1.4%
6 Germany 1 1.4%
7 New Zealand 1 1.4%
8 Switzerland 1 1.4%
9 United Kingdom 1 1.4%