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 27 37.5%
2 United States 19 26.4%
3 Canada 8 11.1%
4 Hong Kong 4 5.6%
5 Netherlands 4 5.6%
6 Malaysia 3 4.2%
7 Norway 2 2.8%
8 Germany 2 2.8%
9 Korea, Republic of 1 1.4%
10 Taiwan 1 1.4%
11 United Kingdom 1 1.4%