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 36 45%
2 United States 12 15%
3 Germany 9 11.2%
4 United Kingdom 5 6.2%
5 Canada 4 5%
6 France 2 2.5%
7 Australia 2 2.5%
8 New Zealand 2 2.5%
9 Singapore 2 2.5%
10 Taiwan 2 2.5%
11 United Arab Emirates 2 2.5%
12 Austria 1 1.2%
13 Malaysia 1 1.2%