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 China 43 58.1%
2 United States 7 9.5%
3 Germany 7 9.5%
4 Hong Kong 4 5.4%
5 Korea, Republic of 2 2.7%
6 Macao 2 2.7%
7 Russia 2 2.7%
8 Singapore 2 2.7%
9 Canada 2 2.7%
10 Georgia 2 2.7%
11 United Arab Emirates 1 1.4%