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 72 52.6%
2 United States 20 14.6%
3 Netherlands 19 13.9%
4 France 5 3.6%
5 Germany 5 3.6%
6 Hong Kong 3 2.2%
7 Australia 3 2.2%
8 Canada 3 2.2%
9 Malaysia 3 2.2%
10 Singapore 2 1.5%
11 Korea, Republic of 2 1.5%