BPG致力于知识的发现和传播
Total Visits of This Article
2019 | 总访问次数
排名 国家/地区 数量 占比
1 53 53%
2 China 16 16%
3 United States 14 14%
4 Germany 5 5%
5 United Kingdom 3 3%
6 France 2 2%
7 Australia 2 2%
8 Denmark 1 1%
9 Hong Kong 1 1%
10 Japan 1 1%
11 Peru 1 1%
12 Philippines 1 1%