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 29 34.9%
2 Netherlands 26 31.3%
3 United States 12 14.5%
4 Germany 9 10.8%
5 Korea, Republic of 3 3.6%
6 Sweden 1 1.2%
7 Thailand 1 1.2%
8 India 1 1.2%
9 Iran, Islamic Republic of 1 1.2%