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 42 44.2%
2 United States 21 22.1%
3 Germany 9 9.5%
4 Netherlands 6 6.3%
5 Japan 3 3.2%
6 Romania 3 3.2%
7 Republic of Korea 2 2.1%
8 Hong Kong 2 2.1%
9 India 2 2.1%
10 Canada 1 1.1%
11 New Zealand 1 1.1%
12 Singapore 1 1.1%
13 Taiwan 1 1.1%
14 United Kingdom 1 1.1%