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 43 53.1%
2 United States 10 12.3%
3 Germany 7 8.6%
4 Hong Kong 5 6.2%
5 Malaysia 5 6.2%
6 Ireland 3 3.7%
7 Canada 2 2.5%
8 Australia 1 1.2%
9 Japan 1 1.2%
10 Romania 1 1.2%
11 Singapore 1 1.2%
12 Taiwan 1 1.2%
13 Ukraine 1 1.2%