BPG致力于知识的发现和传播
Total Visits of This Article
2019 | 总访问次数
排名 国家/地区 数量 占比
1 2101 90.8%
2 United States 89 3.8%
3 China 62 2.7%
4 Germany 20 0.9%
5 France 17 0.7%
6 Japan 5 0.2%
7 Hong Kong 4 0.2%
8 Norway 3 0.1%
9 Taiwan 3 0.1%
10 United Kingdom 3 0.1%
11 Netherlands 2 0.1%
12 India 2 0.1%
13 Malaysia 1 0%
14 Canada 1 0%