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 52 60.5%
2 United States 13 15.1%
3 Germany 8 9.3%
4 Hong Kong 2 2.3%
5 Malaysia 2 2.3%
6 Mexico 2 2.3%
7 France 2 2.3%
8 Canada 1 1.2%
9 Singapore 1 1.2%
10 Turkey 1 1.2%
11 Japan 1 1.2%
12 Macao 1 1.2%