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 105 44.5%
2 United States 71 30.1%
3 Netherlands 23 9.7%
4 Germany 18 7.6%
5 France 6 2.5%
6 United Kingdom 3 1.3%
7 Romania 2 0.8%
8 Colombia 2 0.8%
9 India 2 0.8%
10 Mexico 1 0.4%
11 Portugal 1 0.4%
12 Australia 1 0.4%
13 Tanzania, United Republic of 1 0.4%