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 27 35.5%
2 Netherlands 12 15.8%
3 United States 12 15.8%
4 Germany 7 9.2%
5 Hong Kong 6 7.9%
6 United Kingdom 6 7.9%
7 Taiwan 3 3.9%
8 France 2 2.6%
9 Canada 1 1.3%