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 30 43.5%
2 United States 24 34.8%
3 Canada 4 5.8%
4 Singapore 3 4.3%
5 Saudi Arabia 2 2.9%
6 United Arab Emirates 1 1.4%
7 United Kingdom 1 1.4%
8 Australia 1 1.4%
9 Germany 1 1.4%
10 Netherlands 1 1.4%
11 New Zealand 1 1.4%