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 30 34.9%
2 Netherlands 18 20.9%
3 Germany 13 15.1%
4 United States 9 10.5%
5 United Kingdom 6 7%
6 Taiwan 4 4.7%
7 Hong Kong 3 3.5%
8 India 1 1.2%
9 France 1 1.2%
10 Australia 1 1.2%