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 41 37.3%
2 United States 35 31.8%
3 Canada 6 5.5%
4 Malaysia 6 5.5%
5 Australia 5 4.5%
6 Germany 5 4.5%
7 India 3 2.7%
8 Spain 3 2.7%
9 United Kingdom 2 1.8%
10 Italy 1 0.9%
11 Brazil 1 0.9%
12 Netherlands 1 0.9%
13 New Zealand 1 0.9%