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 United States 35 48.6%
2 China 11 15.3%
3 Germany 8 11.1%
4 France 5 6.9%
5 Canada 2 2.8%
6 Hong Kong 2 2.8%
7 Japan 2 2.8%
8 Macao 1 1.4%
9 Norway 1 1.4%
10 Singapore 1 1.4%
11 Sweden 1 1.4%
12 Ukraine 1 1.4%
13 United Kingdom 1 1.4%
14 Australia 1 1.4%