BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 United States 16 34%
2 China 13 27.7%
3 Australia 4 8.5%
4 United Kingdom 3 6.4%
5 Singapore 3 6.4%
6 Hong Kong 2 4.3%
7 Korea, Republic of 2 4.3%
8 Lao People's Democratic Republic 1 2.1%
9 Malaysia 1 2.1%
10 Sweden 1 2.1%
11 Czech Republic 1 2.1%