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 43 65.2%
2 Germany 6 9.1%
3 India 3 4.5%
4 Ukraine 3 4.5%
5 Australia 2 3%
6 Iraq 2 3%
7 Netherlands 2 3%
8 United States 2 3%
9 Singapore 1 1.5%
10 Brazil 1 1.5%
11 United Kingdom 1 1.5%