BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 68 35.1%
2 United States 67 34.5%
3 Taiwan 14 7.2%
4 Netherlands 11 5.7%
5 Hong Kong 10 5.2%
6 Germany 9 4.6%
7 Japan 5 2.6%
8 United Kingdom 4 2.1%
9 New Zealand 2 1%
10 Portugal 1 0.5%
11 Russia 1 0.5%
12 Canada 1 0.5%
13 France 1 0.5%