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 26 38.2%
2 China 23 33.8%
3 Germany 5 7.4%
4 Ukraine 3 4.4%
5 Canada 3 4.4%
6 Singapore 2 2.9%
7 Australia 1 1.5%
8 France 1 1.5%
9 United Arab Emirates 1 1.5%
10 United Kingdom 1 1.5%
11 Malaysia 1 1.5%
12 Netherlands 1 1.5%