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 57 42.2%
2 China 49 36.3%
3 France 8 5.9%
4 United Kingdom 6 4.4%
5 Germany 4 3%
6 Canada 3 2.2%
7 India 2 1.5%
8 Korea, Republic of 2 1.5%
9 Philippines 1 0.7%
10 Romania 1 0.7%
11 Japan 1 0.7%
12 Hong Kong 1 0.7%