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 293 60.3%
2 United States 132 27.2%
3 Netherlands 21 4.3%
4 Germany 16 3.3%
5 France 6 1.2%
6 India 4 0.8%
7 Japan 3 0.6%
8 Romania 3 0.6%
9 Taiwan 2 0.4%
10 United Kingdom 2 0.4%
11 Republic of Korea 1 0.2%
12 Malaysia 1 0.2%
13 Ireland 1 0.2%
14 Hong Kong 1 0.2%