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 16 38.1%
2 China 6 14.3%
3 Italy 6 14.3%
4 United Kingdom 3 7.1%
5 France 3 7.1%
6 Canada 3 7.1%
7 Hong Kong 2 4.8%
8 Taiwan 1 2.4%
9 Australia 1 2.4%
10 Germany 1 2.4%