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 47 66.2%
2 China 8 11.3%
3 United States 7 9.9%
4 Switzerland 2 2.8%
5 Malaysia 2 2.8%
6 Singapore 1 1.4%
7 Australia 1 1.4%
8 France 1 1.4%
9 Germany 1 1.4%
10 Hong Kong 1 1.4%