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 53 68.8%
2 United States 9 11.7%
3 Taiwan 6 7.8%
4 Netherlands 3 3.9%
5 Singapore 1 1.3%
6 Cambodia 1 1.3%
7 Canada 1 1.3%
8 Germany 1 1.3%
9 Hong Kong 1 1.3%
10 Japan 1 1.3%