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 103 54.2%
2 China 43 22.6%
3 Germany 14 7.4%
4 Taiwan 10 5.3%
5 France 6 3.2%
6 Hong Kong 5 2.6%
7 United Kingdom 3 1.6%
8 Australia 2 1.1%
9 Finland 1 0.5%
10 Russia 1 0.5%
11 Thailand 1 0.5%
12 Viet Nam 1 0.5%