BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 40 56.3%
2 Germany 8 11.3%
3 Malaysia 5 7%
4 United States 5 7%
5 Taiwan 4 5.6%
6 Netherlands 2 2.8%
7 Russia 2 2.8%
8 France 2 2.8%
9 Japan 1 1.4%
10 Macao 1 1.4%
11 Australia 1 1.4%