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 14 31.8%
2 United States 14 31.8%
3 Hong Kong 5 11.4%
4 Germany 2 4.5%
5 Korea, Republic of 2 4.5%
6 United Kingdom 2 4.5%
7 Canada 1 2.3%
8 Malaysia 1 2.3%
9 Singapore 1 2.3%
10 South Africa 1 2.3%
11 Iran, Islamic Republic of 1 2.3%