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 121 67.2%
2 United States 25 13.9%
3 Germany 15 8.3%
4 Hong Kong 5 2.8%
5 Canada 3 1.7%
6 Taiwan 3 1.7%
7 United Kingdom 2 1.1%
8 Norway 2 1.1%
9 Portugal 1 0.6%
10 Ireland 1 0.6%
11 Brazil 1 0.6%
12 France 1 0.6%