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 44 46.8%
2 United States 16 17%
3 Netherlands 10 10.6%
4 Germany 7 7.4%
5 Hong Kong 4 4.3%
6 India 2 2.1%
7 France 2 2.1%
8 Australia 2 2.1%
9 Canada 2 2.1%
10 Singapore 2 2.1%
11 United Kingdom 2 2.1%
12 Japan 1 1.1%