BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 United States 14 21.5%
2 Netherlands 11 16.9%
3 Japan 10 15.4%
4 China 10 15.4%
5 Germany 6 9.2%
6 Hong Kong 4 6.2%
7 France 2 3.1%
8 Australia 2 3.1%
9 Taiwan 2 3.1%
10 Viet Nam 2 3.1%
11 United Kingdom 1 1.5%
12 India 1 1.5%