BPG致力于知识的发现和传播
Total Visits of This Article
2018 | 总访问次数
排名 国家/地区 数量 占比
1 China 48 42.9%
2 United States 34 30.4%
3 Germany 12 10.7%
4 United Kingdom 4 3.6%
5 Netherlands 4 3.6%
6 Japan 2 1.8%
7 Canada 2 1.8%
8 Australia 1 0.9%
9 France 1 0.9%
10 Malaysia 1 0.9%
11 Hong Kong 1 0.9%
12 Ireland 1 0.9%
13 New Zealand 1 0.9%