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 29 45.3%
2 Netherlands 10 15.6%
3 Germany 5 7.8%
4 United States 5 7.8%
5 Hong Kong 4 6.2%
6 India 2 3.1%
7 France 2 3.1%
8 Canada 2 3.1%
9 Taiwan 2 3.1%
10 Australia 1 1.6%
11 Russia 1 1.6%
12 Singapore 1 1.6%