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 53 74.6%
2 Korea, Republic of 3 4.2%
3 Malaysia 3 4.2%
4 United States 3 4.2%
5 Germany 2 2.8%
6 Hong Kong 2 2.8%
7 Italy 2 2.8%
8 Netherlands 1 1.4%
9 Singapore 1 1.4%
10 Canada 1 1.4%