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 141 44.3%
2 United States 116 36.5%
3 Germany 25 7.9%
4 Malaysia 9 2.8%
5 Netherlands 7 2.2%
6 Taiwan 5 1.6%
7 Australia 3 0.9%
8 Singapore 2 0.6%
9 United Kingdom 2 0.6%
10 Viet Nam 2 0.6%
11 Italy 2 0.6%
12 Japan 2 0.6%
13 New Zealand 1 0.3%
14 Russia 1 0.3%