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 36 36.7%
2 United States 22 22.4%
3 Japan 12 12.2%
4 Hong Kong 10 10.2%
5 Germany 7 7.1%
6 Taiwan 3 3.1%
7 United Kingdom 3 3.1%
8 Australia 1 1%
9 Canada 1 1%
10 Indonesia 1 1%
11 Portugal 1 1%
12 Russia 1 1%