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 United States 16 33.3%
2 Germany 13 27.1%
3 China 5 10.4%
4 Netherlands 5 10.4%
5 Romania 3 6.2%
6 2 4.2%
7 Australia 1 2.1%
8 Bulgaria 1 2.1%
9 Indonesia 1 2.1%
10 United Kingdom 1 2.1%