BPG致力于知识的发现和传播
Total Visits of This Article
2018 | 总访问次数
排名 国家/地区 数量 占比
1 China 47 51.6%
2 United States 23 25.3%
3 Germany 13 14.3%
4 Taiwan 2 2.2%
5 United Kingdom 1 1.1%
6 Australia 1 1.1%
7 Hong Kong 1 1.1%
8 Indonesia 1 1.1%
9 Macao 1 1.1%
10 Slovakia 1 1.1%