BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 China 17 35.4%
2 United States 11 22.9%
3 Netherlands 7 14.6%
4 Germany 3 6.2%
5 Japan 2 4.2%
6 Spain 2 4.2%
7 France 2 4.2%
8 Australia 2 4.2%
9 Canada 1 2.1%
10 Malaysia 1 2.1%