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 112 61.9%
2 United States 41 22.7%
3 Germany 8 4.4%
4 Hong Kong 8 4.4%
5 Canada 4 2.2%
6 France 2 1.1%
7 Singapore 2 1.1%
8 Taiwan 1 0.6%
9 United Kingdom 1 0.6%
10 Japan 1 0.6%
11 New Zealand 1 0.6%