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 United States 24 42.1%
2 China 14 24.6%
3 Taiwan 6 10.5%
4 Germany 5 8.8%
5 France 2 3.5%
6 Australia 1 1.8%
7 Japan 1 1.8%
8 Malaysia 1 1.8%
9 Netherlands 1 1.8%
10 Saudi Arabia 1 1.8%
11 Singapore 1 1.8%