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 174 61.7%
2 Germany 49 17.4%
3 United States 40 14.2%
4 Ireland 6 2.1%
5 Canada 4 1.4%
6 India 2 0.7%
7 Russia 2 0.7%
8 United Arab Emirates 2 0.7%
9 United Kingdom 1 0.4%
10 Malaysia 1 0.4%
11 Australia 1 0.4%