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 44 38.3%
2 United States 36 31.3%
3 Taiwan 14 12.2%
4 Germany 8 7%
5 Hong Kong 6 5.2%
6 India 1 0.9%
7 Macao 1 0.9%
8 Portugal 1 0.9%
9 Singapore 1 0.9%
10 Sweden 1 0.9%
11 United Kingdom 1 0.9%
12 France 1 0.9%