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 35 36.8%
2 United States 31 32.6%
3 Germany 7 7.4%
4 Hong Kong 5 5.3%
5 Japan 5 5.3%
6 United Kingdom 4 4.2%
7 Canada 2 2.1%
8 Malaysia 1 1.1%
9 Netherlands 1 1.1%
10 Portugal 1 1.1%
11 Spain 1 1.1%
12 Sweden 1 1.1%
13 Ireland 1 1.1%