BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 85 60.7%
2 United States 31 22.1%
3 Netherlands 6 4.3%
4 Japan 4 2.9%
5 South Africa 3 2.1%
6 France 2 1.4%
7 Hong Kong 2 1.4%
8 Canada 2 1.4%
9 Malaysia 2 1.4%
10 Australia 1 0.7%
11 United Kingdom 1 0.7%
12 Korea, Republic of 1 0.7%