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 1412 79.3%
2 China 185 10.4%
3 United States 130 7.3%
4 Taiwan 33 1.9%
5 Switzerland 7 0.4%
6 United Kingdom 6 0.3%
7 Belgium 2 0.1%
8 Germany 2 0.1%
9 Macao 1 0.1%
10 Netherlands 1 0.1%
11 New Zealand 1 0.1%
12 Spain 1 0.1%