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 255 73.3%
2 United States 41 11.8%
3 Germany 16 4.6%
4 Republic of Korea 10 2.9%
5 Japan 5 1.4%
6 Netherlands 5 1.4%
7 India 3 0.9%
8 Romania 3 0.9%
9 Malaysia 3 0.9%
10 Taiwan 2 0.6%
11 United Kingdom 1 0.3%
12 Mexico 1 0.3%
13 Nepal 1 0.3%
14 Switzerland 1 0.3%
15 Korea, Republic of 1 0.3%