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 56 41.8%
2 United States 33 24.6%
3 Germany 21 15.7%
4 Hong Kong 6 4.5%
5 Canada 4 3%
6 Taiwan 4 3%
7 India 2 1.5%
8 Japan 1 0.7%
9 New Zealand 1 0.7%
10 Portugal 1 0.7%
11 Singapore 1 0.7%
12 Ukraine 1 0.7%
13 United Kingdom 1 0.7%
14 Australia 1 0.7%
15 Brazil 1 0.7%