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 26 35.1%
2 China 17 23%
3 Germany 9 12.2%
4 Australia 8 10.8%
5 Netherlands 5 6.8%
6 Hong Kong 3 4.1%
7 Republic of Korea 2 2.7%
8 Canada 2 2.7%
9 France 2 2.7%