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 China 41 43.6%
2 United States 37 39.4%
3 France 5 5.3%
4 Germany 3 3.2%
5 Netherlands 3 3.2%
6 Republic of Korea 2 2.1%
7 Cambodia 1 1.1%
8 Canada 1 1.1%
9 Korea, Republic of 1 1.1%