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 39 40.6%
2 United States 33 34.4%
3 Hong Kong 7 7.3%
4 Germany 6 6.2%
5 Malaysia 3 3.1%
6 Macao 2 2.1%
7 Japan 2 2.1%
8 France 2 2.1%
9 Korea, Republic of 1 1%
10 United Kingdom 1 1%