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 5 31.2%
2 Canada 2 12.5%
3 Taiwan 2 12.5%
4 United Kingdom 2 12.5%
5 United States 1 6.2%
6 Australia 1 6.2%
7 Korea, Republic of 1 6.2%
8 Portugal 1 6.2%
9 Singapore 1 6.2%