BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 25 45.5%
2 United States 11 20%
3 Netherlands 7 12.7%
4 Germany 7 12.7%
5 Malaysia 1 1.8%
6 France 1 1.8%
7 Singapore 1 1.8%
8 United Kingdom 1 1.8%
9 Canada 1 1.8%