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 30 44.1%
2 United States 16 23.5%
3 Canada 4 5.9%
4 Germany 2 2.9%
5 Hong Kong 2 2.9%
6 Italy 2 2.9%
7 Malaysia 2 2.9%
8 Poland 2 2.9%
9 Portugal 2 2.9%
10 Taiwan 1 1.5%
11 United Kingdom 1 1.5%
12 Netherlands 1 1.5%
13 Korea, Republic of 1 1.5%
14 Australia 1 1.5%
15 Czech Republic 1 1.5%