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 China 68 70.8%
2 United States 12 12.5%
3 Germany 3 3.1%
4 Taiwan 3 3.1%
5 United Kingdom 2 2.1%
6 Macao 2 2.1%
7 Netherlands 2 2.1%
8 Hong Kong 2 2.1%
9 India 1 1%
10 Australia 1 1%