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 102 59.3%
2 United States 51 29.7%
3 Germany 6 3.5%
4 Hong Kong 2 1.2%
5 France 2 1.2%
6 Australia 2 1.2%
7 Japan 2 1.2%
8 Netherlands 2 1.2%
9 Singapore 2 1.2%
10 Iran, Islamic Republic of 1 0.6%