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 50%
2 United States 18 20.9%
3 Germany 7 8.1%
4 Australia 3 3.5%
5 Malaysia 3 3.5%
6 Canada 2 2.3%
7 Kazakhstan 2 2.3%
8 Singapore 2 2.3%
9 Hong Kong 1 1.2%
10 Chile 1 1.2%
11 Brazil 1 1.2%
12 Mexico 1 1.2%
13 Mongolia 1 1.2%
14 New Zealand 1 1.2%