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 42 43.8%
2 United States 21 21.9%
3 Canada 15 15.6%
4 Germany 4 4.2%
5 Hong Kong 4 4.2%
6 Malaysia 3 3.1%
7 Australia 2 2.1%
8 Finland 1 1%
9 New Zealand 1 1%
10 Singapore 1 1%
11 Taiwan 1 1%
12 United Kingdom 1 1%