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 75 53.6%
2 United States 20 14.3%
3 Netherlands 13 9.3%
4 Malaysia 12 8.6%
5 Germany 6 4.3%
6 Canada 3 2.1%
7 United Arab Emirates 3 2.1%
8 Japan 2 1.4%
9 Korea, Republic of 2 1.4%
10 Hong Kong 1 0.7%
11 Australia 1 0.7%
12 Denmark 1 0.7%
13 Singapore 1 0.7%