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 United States 4 28.6%
2 Canada 3 21.4%
3 China 1 7.1%
4 Malaysia 1 7.1%
5 Portugal 1 7.1%
6 Russia 1 7.1%
7 United Arab Emirates 1 7.1%
8 United Kingdom 1 7.1%
9 Australia 1 7.1%