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 39 54.9%
2 United States 13 18.3%
3 Germany 9 12.7%
4 Macao 2 2.8%
5 Netherlands 2 2.8%
6 Sweden 2 2.8%
7 United Kingdom 2 2.8%
8 Australia 1 1.4%
9 Moldova, Republic of 1 1.4%