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 China 40 40.4%
2 United States 37 37.4%
3 Germany 8 8.1%
4 Hong Kong 5 5.1%
5 Taiwan 3 3%
6 United Kingdom 2 2%
7 France 1 1%
8 Malaysia 1 1%
9 Portugal 1 1%
10 Canada 1 1%