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 34 46.6%
2 China 21 28.8%
3 France 5 6.8%
4 Germany 5 6.8%
5 Israel 1 1.4%
6 South Africa 1 1.4%
7 Taiwan 1 1.4%
8 Ukraine 1 1.4%
9 United Kingdom 1 1.4%
10 Finland 1 1.4%
11 Australia 1 1.4%
12 Canada 1 1.4%