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 36 43.9%
2 Canada 16 19.5%
3 United States 10 12.2%
4 Korea, Republic of 6 7.3%
5 Germany 5 6.1%
6 Netherlands 3 3.7%
7 Denmark 2 2.4%
8 France 1 1.2%
9 Cyprus 1 1.2%
10 Malaysia 1 1.2%
11 United Kingdom 1 1.2%