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 51 54.3%
2 United States 11 11.7%
3 Netherlands 10 10.6%
4 Germany 7 7.4%
5 Hong Kong 5 5.3%
6 Ireland 2 2.1%
7 Korea, Republic of 2 2.1%
8 Belarus 2 2.1%
9 Australia 1 1.1%
10 France 1 1.1%
11 India 1 1.1%
12 Taiwan 1 1.1%