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 43 49.4%
2 United States 13 14.9%
3 Netherlands 12 13.8%
4 Malaysia 6 6.9%
5 United Kingdom 3 3.4%
6 Canada 3 3.4%
7 Sweden 2 2.3%
8 Taiwan 1 1.1%
9 Singapore 1 1.1%
10 Australia 1 1.1%
11 Hong Kong 1 1.1%
12 Uruguay 1 1.1%