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 163 61.5%
2 United States 59 22.3%
3 Germany 13 4.9%
4 Hong Kong 5 1.9%
5 Taiwan 4 1.5%
6 Canada 4 1.5%
7 Australia 3 1.1%
8 Singapore 3 1.1%
9 United Kingdom 2 0.8%
10 France 2 0.8%
11 Malaysia 2 0.8%
12 Netherlands 1 0.4%
13 Portugal 1 0.4%
14 Russia 1 0.4%
15 Thailand 1 0.4%
16 Italy 1 0.4%