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 50 44.6%
2 Netherlands 19 17%
3 United States 15 13.4%
4 Germany 8 7.1%
5 France 7 6.2%
6 Japan 3 2.7%
7 Malaysia 3 2.7%
8 Hong Kong 2 1.8%
9 India 2 1.8%
10 Canada 2 1.8%
11 Moldova, Republic of 1 0.9%