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 115 38.3%
2 China 83 27.7%
3 Netherlands 52 17.3%
4 Germany 26 8.7%
5 France 13 4.3%
6 United Kingdom 3 1%
7 Norway 1 0.3%
8 Ukraine 1 0.3%
9 Australia 1 0.3%
10 Canada 1 0.3%
11 Hong Kong 1 0.3%
12 India 1 0.3%
13 Indonesia 1 0.3%
14 Morocco 1 0.3%