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 40 55.6%
2 Taiwan 8 11.1%
3 United States 7 9.7%
4 Netherlands 5 6.9%
5 3 4.2%
6 Canada 2 2.8%
7 Germany 2 2.8%
8 Hong Kong 2 2.8%
9 South Africa 1 1.4%
10 United Kingdom 1 1.4%
11 Viet Nam 1 1.4%