BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 50 54.3%
2 Germany 12 13%
3 Netherlands 9 9.8%
4 Canada 6 6.5%
5 United States 4 4.3%
6 India 3 3.3%
7 Indonesia 2 2.2%
8 Hong Kong 2 2.2%
9 France 2 2.2%
10 Malaysia 1 1.1%
11 United Kingdom 1 1.1%