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
1 621 68.9%
2 United States 125 13.9%
3 China 122 13.5%
4 Canada 10 1.1%
5 France 6 0.7%
6 Germany 6 0.7%
7 United Kingdom 3 0.3%
8 Taiwan 2 0.2%
9 Malaysia 2 0.2%
10 Russia 1 0.1%
11 Sweden 1 0.1%
12 Australia 1 0.1%
13 Hong Kong 1 0.1%