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 51 60%
2 United States 10 11.8%
3 Hong Kong 7 8.2%
4 Germany 4 4.7%
5 Taiwan 4 4.7%
6 Singapore 3 3.5%
7 Canada 2 2.4%
8 France 1 1.2%
9 Sri Lanka 1 1.2%
10 Netherlands 1 1.2%
11 United Kingdom 1 1.2%