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 40 46%
2 United States 20 23%
3 Malaysia 8 9.2%
4 Germany 5 5.7%
5 Taiwan 4 4.6%
6 Canada 2 2.3%
7 Singapore 2 2.3%
8 Sweden 2 2.3%
9 Australia 1 1.1%
10 Brazil 1 1.1%
11 Korea, Republic of 1 1.1%
12 Macao 1 1.1%