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 28 37.3%
2 United States 13 17.3%
3 Germany 7 9.3%
4 Canada 5 6.7%
5 Hong Kong 4 5.3%
6 Australia 3 4%
7 France 3 4%
8 Japan 3 4%
9 Korea, Republic of 2 2.7%
10 Malaysia 2 2.7%
11 Singapore 2 2.7%
12 Ireland 1 1.3%
13 Philippines 1 1.3%
14 Russia 1 1.3%