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 54 60%
2 United States 12 13.3%
3 Germany 5 5.6%
4 3 3.3%
5 Australia 2 2.2%
6 Canada 2 2.2%
7 Luxembourg 2 2.2%
8 Malaysia 2 2.2%
9 Myanmar 2 2.2%
10 Netherlands 2 2.2%
11 Singapore 2 2.2%
12 Czech Republic 1 1.1%
13 Hong Kong 1 1.1%