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 44 38.6%
2 United States 30 26.3%
3 Hong Kong 9 7.9%
4 France 7 6.1%
5 Netherlands 7 6.1%
6 Malaysia 5 4.4%
7 Canada 4 3.5%
8 Singapore 2 1.8%
9 Taiwan 2 1.8%
10 Trinidad and Tobago 2 1.8%
11 Japan 2 1.8%