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
1 209 86.7%
2 China 11 4.6%
3 United States 5 2.1%
4 Canada 3 1.2%
5 Taiwan 3 1.2%
6 United Kingdom 2 0.8%
7 Australia 2 0.8%
8 France 1 0.4%
9 Germany 1 0.4%
10 Hong Kong 1 0.4%
11 Kazakhstan 1 0.4%
12 Luxembourg 1 0.4%
13 Malaysia 1 0.4%