BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 326 69.5%
2 United States 79 16.8%
3 Germany 32 6.8%
4 Hong Kong 8 1.7%
5 India 5 1.1%
6 Italy 3 0.6%
7 Australia 3 0.6%
8 Taiwan 3 0.6%
9 United Kingdom 3 0.6%
10 Singapore 2 0.4%
11 Japan 2 0.4%
12 Malaysia 2 0.4%
13 Poland 1 0.2%