BPG致力于知识的发现和传播
Total Visits of This Article
2019 | 总访问次数
排名 国家/地区 数量 占比
1 United States 24 42.1%
2 China 19 33.3%
3 France 4 7%
4 Canada 3 5.3%
5 India 2 3.5%
6 Malaysia 1 1.8%
7 Philippines 1 1.8%
8 United Kingdom 1 1.8%
9 Australia 1 1.8%
10 Germany 1 1.8%