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 34 36.2%
2 China 32 34%
3 Germany 6 6.4%
4 Australia 5 5.3%
5 Brazil 4 4.3%
6 Taiwan 3 3.2%
7 Hong Kong 3 3.2%
8 Turkey 2 2.1%
9 United Kingdom 2 2.1%
10 Netherlands 2 2.1%
11 Italy 1 1.1%