BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 74 54.8%
2 United States 25 18.5%
3 Germany 12 8.9%
4 Hong Kong 6 4.4%
5 Canada 6 4.4%
6 Malaysia 3 2.2%
7 Taiwan 3 2.2%
8 Korea, Republic of 2 1.5%
9 United Kingdom 1 0.7%
10 Portugal 1 0.7%
11 Australia 1 0.7%
12 Indonesia 1 0.7%