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 47.3%
2 United States 37 33%
3 Korea, Republic of 7 6.2%
4 Netherlands 3 2.7%
5 Australia 3 2.7%
6 Taiwan 2 1.8%
7 Malaysia 2 1.8%
8 Macao 1 0.9%
9 Belgium 1 0.9%
10 Canada 1 0.9%
11 Germany 1 0.9%
12 Hong Kong 1 0.9%