BPG致力于知识的发现和传播
Total Visits of This Article
2019 | 总访问次数
排名 国家/地区 数量 占比
1 United States 61 51.3%
2 China 29 24.4%
3 Germany 10 8.4%
4 France 6 5%
5 Canada 4 3.4%
6 Belgium 1 0.8%
7 Finland 1 0.8%
8 Hong Kong 1 0.8%
9 Japan 1 0.8%
10 Malaysia 1 0.8%
11 Singapore 1 0.8%
12 Taiwan 1 0.8%
13 Ukraine 1 0.8%
14 United Kingdom 1 0.8%