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
1 139 70.6%
2 China 17 8.6%
3 Poland 14 7.1%
4 United States 10 5.1%
5 United Kingdom 4 2%
6 Japan 3 1.5%
7 Canada 2 1%
8 Singapore 2 1%
9 Taiwan 2 1%
10 Malaysia 1 0.5%
11 Germany 1 0.5%
12 Hong Kong 1 0.5%
13 Italy 1 0.5%