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 46 45.5%
2 China 25 24.8%
3 Taiwan 9 8.9%
4 Canada 6 5.9%
5 Germany 4 4%
6 Hong Kong 4 4%
7 France 3 3%
8 Singapore 2 2%
9 United Kingdom 1 1%
10 Australia 1 1%