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 China 48 60.8%
2 United States 12 15.2%
3 Iran, Islamic Republic of 3 3.8%
4 Japan 3 3.8%
5 Netherlands 3 3.8%
6 Canada 2 2.5%
7 Germany 2 2.5%
8 Hong Kong 2 2.5%
9 Australia 1 1.3%
10 Cyprus 1 1.3%
11 France 1 1.3%
12 Norway 1 1.3%