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 China 67 46.2%
2 United States 53 36.6%
3 Canada 7 4.8%
4 Japan 6 4.1%
5 Germany 4 2.8%
6 Australia 2 1.4%
7 Netherlands 2 1.4%
8 Sweden 2 1.4%
9 Switzerland 2 1.4%