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 China 14 28%
2 United States 12 24%
3 10 20%
4 United Kingdom 3 6%
5 Australia 2 4%
6 Japan 2 4%
7 Malaysia 1 2%
8 Russia 1 2%
9 Singapore 1 2%
10 Austria 1 2%
11 Canada 1 2%
12 Germany 1 2%
13 Italy 1 2%