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 267 75.2%
2 United States 49 13.8%
3 Germany 13 3.7%
4 Taiwan 7 2%
5 Canada 4 1.1%
6 Japan 4 1.1%
7 Hong Kong 3 0.8%
8 Netherlands 2 0.6%
9 Australia 2 0.6%
10 France 1 0.3%
11 Russia 1 0.3%
12 Spain 1 0.3%
13 United Kingdom 1 0.3%