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 63 61.2%
2 Netherlands 23 22.3%
3 China 10 9.7%
4 Sweden 2 1.9%
5 Canada 1 1%
6 Norway 1 1%
7 Czech Republic 1 1%
8 France 1 1%
9 Ireland 1 1%