BPG致力于知识的发现和传播
Total Visits of This Article
2024 | 总访问次数
排名 国家/地区 数量 占比
1 China 23 40.4%
2 United States 15 26.3%
3 9 15.8%
4 Germany 3 5.3%
5 Canada 3 5.3%
6 Netherlands 2 3.5%
7 Iran, Islamic Republic of 1 1.8%
8 Australia 1 1.8%