BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 218 69.6%
2 United States 53 16.9%
3 Netherlands 13 4.2%
4 Germany 13 4.2%
5 Malaysia 4 1.3%
6 Hong Kong 3 1%
7 Japan 1 0.3%
8 Mexico 1 0.3%
9 France 1 0.3%
10 1 0.3%
11 Canada 1 0.3%
12 Portugal 1 0.3%
13 Singapore 1 0.3%
14 Taiwan 1 0.3%
15 United Kingdom 1 0.3%