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 69 49.3%
2 China 46 32.9%
3 Germany 9 6.4%
4 Canada 4 2.9%
5 Malaysia 3 2.1%
6 Netherlands 2 1.4%
7 Hong Kong 2 1.4%
8 United Kingdom 2 1.4%
9 Finland 1 0.7%
10 Republic of Korea 1 0.7%
11 United Arab Emirates 1 0.7%