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 China 48 64.9%
2 United States 8 10.8%
3 Taiwan 4 5.4%
4 Japan 4 5.4%
5 Hong Kong 3 4.1%
6 Canada 1 1.4%
7 Germany 1 1.4%
8 Korea, Republic of 1 1.4%
9 Macao 1 1.4%
10 Malaysia 1 1.4%
11 Switzerland 1 1.4%
12 United Kingdom 1 1.4%