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 25 45.5%
2 Germany 8 14.5%
3 United States 8 14.5%
4 United Kingdom 2 3.6%
5 Austria 2 3.6%
6 Canada 2 3.6%
7 Japan 2 3.6%
8 Korea, Republic of 1 1.8%
9 Russia 1 1.8%
10 Singapore 1 1.8%
11 Turkey 1 1.8%
12 United Arab Emirates 1 1.8%
13 Hong Kong 1 1.8%