BPG致力于知识的发现和传播
Total Visits of This Article
2017 | 总访问次数
排名 国家/地区 数量 占比
1 China 29 39.7%
2 United States 22 30.1%
3 Germany 9 12.3%
4 Netherlands 6 8.2%
5 Malaysia 2 2.7%
6 Taiwan 1 1.4%
7 Ukraine 1 1.4%
8 Ireland 1 1.4%
9 Japan 1 1.4%
10 France 1 1.4%