BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 United States 37 38.1%
2 China 21 21.6%
3 Sweden 15 15.5%
4 Netherlands 13 13.4%
5 Canada 3 3.1%
6 France 3 3.1%
7 Germany 3 3.1%
8 Korea, Republic of 1 1%
9 Malaysia 1 1%