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
1 562 75.9%
2 United States 78 10.5%
3 China 68 9.2%
4 Germany 8 1.1%
5 France 7 0.9%
6 Hong Kong 4 0.5%
7 Canada 3 0.4%
8 Taiwan 3 0.4%
9 United Kingdom 2 0.3%
10 Japan 2 0.3%
11 Europe 1 0.1%
12 Australia 1 0.1%
13 Thailand 1 0.1%