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 54 45%
2 Taiwan 11 9.2%
3 United States 11 9.2%
4 Hong Kong 10 8.3%
5 Japan 10 8.3%
6 Korea, Republic of 6 5%
7 Germany 4 3.3%
8 Singapore 3 2.5%
9 United Kingdom 3 2.5%
10 Sweden 2 1.7%
11 Netherlands 2 1.7%
12 Romania 1 0.8%
13 Spain 1 0.8%
14 Australia 1 0.8%
15 Viet Nam 1 0.8%