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 1115 80.6%
2 China 226 16.3%
3 United States 12 0.9%
4 Taiwan 6 0.4%
5 United Kingdom 5 0.4%
6 Hong Kong 5 0.4%
7 Japan 5 0.4%
8 Korea, Republic of 4 0.3%
9 Sweden 1 0.1%
10 Germany 1 0.1%
11 Australia 1 0.1%
12 Belgium 1 0.1%
13 Ukraine 1 0.1%