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 16 33.3%
2 United States 16 33.3%
3 Hong Kong 6 12.5%
4 France 3 6.2%
5 Canada 2 4.2%
6 Germany 1 2.1%
7 Korea, Republic of 1 2.1%
8 Netherlands 1 2.1%
9 New Zealand 1 2.1%
10 Turkey 1 2.1%