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 14 28.6%
2 China 11 22.4%
3 Germany 10 20.4%
4 Netherlands 7 14.3%
5 Republic of Korea 1 2%
6 South Africa 1 2%
7 Canada 1 2%
8 India 1 2%
9 Ireland 1 2%
10 Ecuador 1 2%
11 France 1 2%