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 29 51.8%
2 Germany 9 16.1%
3 United States 6 10.7%
4 Netherlands 4 7.1%
5 Canada 2 3.6%
6 Italy 2 3.6%
7 Malaysia 2 3.6%
8 Bosnia and Herzegovina 1 1.8%
9 United Kingdom 1 1.8%