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 39 40.2%
2 United States 27 27.8%
3 Germany 12 12.4%
4 Hong Kong 10 10.3%
5 Taiwan 2 2.1%
6 United Kingdom 1 1%
7 Australia 1 1%
8 Canada 1 1%
9 Japan 1 1%
10 Portugal 1 1%
11 Russia 1 1%
12 Singapore 1 1%