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 23 41.8%
2 United States 12 21.8%
3 Netherlands 7 12.7%
4 Germany 6 10.9%
5 Romania 3 5.5%
6 United Kingdom 1 1.8%
7 Lithuania 1 1.8%
8 Malaysia 1 1.8%
9 France 1 1.8%