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
1 248 79.2%
2 China 28 8.9%
3 United States 26 8.3%
4 United Kingdom 2 0.6%
5 Japan 2 0.6%
6 Korea, Republic of 1 0.3%
7 Luxembourg 1 0.3%
8 Morocco 1 0.3%
9 Singapore 1 0.3%
10 Sweden 1 0.3%
11 Germany 1 0.3%
12 Hong Kong 1 0.3%