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 30 44.8%
2 United States 15 22.4%
3 Germany 6 9%
4 Canada 4 6%
5 Netherlands 3 4.5%
6 France 2 3%
7 Korea, Republic of 2 3%
8 Malaysia 1 1.5%
9 Ireland 1 1.5%
10 Italy 1 1.5%
11 Cyprus 1 1.5%
12 Russia 1 1.5%