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 23 34.3%
2 United States 14 20.9%
3 Malaysia 7 10.4%
4 Germany 6 9%
5 Hong Kong 5 7.5%
6 Japan 3 4.5%
7 Taiwan 3 4.5%
8 Australia 2 3%
9 Canada 2 3%
10 Moldova, Republic of 1 1.5%
11 Netherlands 1 1.5%