BPG致力于知识的发现和传播
Total Visits of This Article
2019 | 总访问次数
排名 国家/地区 数量 占比
1 China 37 41.1%
2 United States 36 40%
3 France 3 3.3%
4 Australia 3 3.3%
5 Netherlands 3 3.3%
6 Korea, Republic of 2 2.2%
7 Macao 2 2.2%
8 Malaysia 1 1.1%
9 Sweden 1 1.1%
10 Canada 1 1.1%
11 Japan 1 1.1%