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 67 47.2%
2 United States 29 20.4%
3 Netherlands 19 13.4%
4 Germany 14 9.9%
5 Malaysia 4 2.8%
6 Canada 2 1.4%
7 France 2 1.4%
8 Australia 2 1.4%
9 Brazil 1 0.7%
10 Hong Kong 1 0.7%
11 Singapore 1 0.7%