BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 54 51.9%
2 United States 12 11.5%
3 Netherlands 10 9.6%
4 Malaysia 7 6.7%
5 Taiwan 6 5.8%
6 Germany 6 5.8%
7 Singapore 5 4.8%
8 United Kingdom 1 1%
9 Canada 1 1%
10 France 1 1%
11 Georgia 1 1%