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 19 33.9%
2 Germany 11 19.6%
3 China 7 12.5%
4 Netherlands 7 12.5%
5 Malaysia 3 5.4%
6 Republic of Korea 2 3.6%
7 Taiwan 2 3.6%
8 Hong Kong 2 3.6%
9 Ireland 1 1.8%
10 Japan 1 1.8%
11 Canada 1 1.8%