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 56 53.8%
2 United States 15 14.4%
3 Germany 8 7.7%
4 Portugal 7 6.7%
5 Taiwan 5 4.8%
6 Senegal 4 3.8%
7 Hong Kong 3 2.9%
8 France 3 2.9%
9 Singapore 1 1%
10 United Kingdom 1 1%
11 Australia 1 1%