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 37 51.4%
2 China 16 22.2%
3 Germany 7 9.7%
4 Viet Nam 3 4.2%
5 Malaysia 3 4.2%
6 Netherlands 2 2.8%
7 Republic of Korea 1 1.4%
8 Hong Kong 1 1.4%
9 Japan 1 1.4%
10 Belgium 1 1.4%