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 99 59.6%
2 United States 48 28.9%
3 Germany 5 3%
4 Hong Kong 4 2.4%
5 Iran, Islamic Republic of 2 1.2%
6 Italy 2 1.2%
7 Malaysia 2 1.2%
8 Sweden 2 1.2%
9 Australia 2 1.2%