BPG致力于知识的发现和传播
Total Visits of This Article
2023 | 总访问次数
排名 国家/地区 数量 占比
1 China 91 65.5%
2 United States 22 15.8%
3 Canada 14 10.1%
4 Japan 5 3.6%
5 Netherlands 3 2.2%
6 Cyprus 1 0.7%
7 France 1 0.7%
8 Germany 1 0.7%
9 Iran, Islamic Republic of 1 0.7%