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 26 34.2%
2 United States 15 19.7%
3 Japan 8 10.5%
4 Germany 7 9.2%
5 Hong Kong 6 7.9%
6 Australia 4 5.3%
7 Canada 4 5.3%
8 Korea, Republic of 2 2.6%
9 Lao People's Democratic Republic 1 1.3%
10 Macao 1 1.3%
11 Malaysia 1 1.3%
12 Netherlands 1 1.3%