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 112 61.5%
2 United States 21 11.5%
3 Germany 16 8.8%
4 Taiwan 11 6%
5 Australia 6 3.3%
6 Canada 4 2.2%
7 Hong Kong 3 1.6%
8 United Kingdom 2 1.1%
9 Russia 2 1.1%
10 1 0.5%
11 Japan 1 0.5%
12 Malaysia 1 0.5%
13 Portugal 1 0.5%
14 France 1 0.5%