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 19 39.6%
2 United States 12 25%
3 Canada 3 6.2%
4 Japan 3 6.2%
5 Singapore 2 4.2%
6 Australia 2 4.2%
7 United Kingdom 2 4.2%
8 Germany 1 2.1%
9 Thailand 1 2.1%
10 Turkey 1 2.1%
11 Poland 1 2.1%
12 Saudi Arabia 1 2.1%