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 United States 197 53.1%
2 China 113 30.5%
3 Germany 21 5.7%
4 France 14 3.8%
5 India 9 2.4%
6 Republic of Korea 6 1.6%
7 Japan 3 0.8%
8 Hong Kong 1 0.3%
9 Canada 1 0.3%
10 Colombia 1 0.3%
11 Egypt 1 0.3%
12 Thailand 1 0.3%
13 Turkey 1 0.3%
14 Ukraine 1 0.3%
15 United Kingdom 1 0.3%