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 39 35.5%
2 United States 25 22.7%
3 China 13 11.8%
4 Germany 12 10.9%
5 United Kingdom 6 5.5%
6 France 4 3.6%
7 Australia 4 3.6%
8 Hong Kong 3 2.7%
9 Malaysia 2 1.8%
10 Netherlands 1 0.9%
11 Korea, Republic of 1 0.9%