BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 United States 29 52.7%
2 Hong Kong 5 9.1%
3 China 4 7.3%
4 Germany 3 5.5%
5 Brazil 3 5.5%
6 Canada 3 5.5%
7 Malaysia 2 3.6%
8 Taiwan 2 3.6%
9 United Kingdom 2 3.6%
10 Netherlands 1 1.8%
11 Russia 1 1.8%