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 120 60.3%
2 United States 30 15.1%
3 Germany 16 8%
4 Taiwan 14 7%
5 Hong Kong 7 3.5%
6 Canada 6 3%
7 Singapore 2 1%
8 France 1 0.5%
9 Netherlands 1 0.5%
10 Portugal 1 0.5%
11 United Kingdom 1 0.5%