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 134 67.3%
2 United States 35 17.6%
3 Canada 7 3.5%
4 Singapore 6 3%
5 Germany 5 2.5%
6 Netherlands 4 2%
7 Australia 2 1%
8 Hong Kong 2 1%
9 Iran, Islamic Republic of 2 1%
10 Korea, Republic of 2 1%