BPG致力于知识的发现和传播
Total Visits of This Article
  2025 | 总访问次数
排名 国家/地区 数量 占比
1 China 217 72.1%
2 United States 56 18.6%
3 Germany 11 3.7%
4 Netherlands 6 2%
5 France 4 1.3%
6 India 3 1%
7 Iran, Islamic Republic of 1 0.3%
8 Hong Kong 1 0.3%
9 Australia 1 0.3%
10 Bangladesh 1 0.3%