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 United States 14 38.9%
2 Canada 7 19.4%
3 China 4 11.1%
4 Hong Kong 2 5.6%
5 Iran, Islamic Republic of 2 5.6%
6 Moldova, Republic of 2 5.6%
7 Netherlands 2 5.6%
8 Australia 2 5.6%
9 Taiwan 1 2.8%