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 48 50.5%
2 United States 16 16.8%
3 China 13 13.7%
4 Germany 8 8.4%
5 Australia 3 3.2%
6 United Kingdom 3 3.2%
7 France 1 1.1%
8 Hong Kong 1 1.1%
9 Macao 1 1.1%
10 New Zealand 1 1.1%