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 16 34%
2 Canada 6 12.8%
3 United States 6 12.8%
4 Norway 4 8.5%
5 Hong Kong 4 8.5%
6 Iran, Islamic Republic of 3 6.4%
7 Japan 2 4.3%
8 Korea, Republic of 2 4.3%
9 Netherlands 2 4.3%
10 Estonia 2 4.3%