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 United States 79 38.9%
2 China 59 29.1%
3 Germany 20 9.9%
4 Sweden 15 7.4%
5 Korea, Republic of 10 4.9%
6 Netherlands 10 4.9%
7 France 4 2%
8 Canada 4 2%
9 Australia 2 1%