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 Germany 9 27.3%
2 United States 9 27.3%
3 China 5 15.2%
4 Netherlands 3 9.1%
5 Canada 2 6.1%
6 Hong Kong 2 6.1%
7 Iran, Islamic Republic of 2 6.1%
8 France 1 3%