BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 75 52.4%
2 United States 33 23.1%
3 Germany 15 10.5%
4 Hong Kong 6 4.2%
5 Malaysia 3 2.1%
6 Taiwan 3 2.1%
7 Canada 2 1.4%
8 Singapore 2 1.4%
9 France 1 0.7%
10 Netherlands 1 0.7%
11 Portugal 1 0.7%
12 United Kingdom 1 0.7%