BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 United States 7 29.2%
2 Netherlands 4 16.7%
3 China 3 12.5%
4 Germany 2 8.3%
5 Hong Kong 2 8.3%
6 Malaysia 2 8.3%
7 United Kingdom 1 4.2%
8 France 1 4.2%
9 1 4.2%
10 Australia 1 4.2%