BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 China 39 40.6%
2 United States 20 20.8%
3 Netherlands 11 11.5%
4 Germany 6 6.2%
5 Brazil 4 4.2%
6 Taiwan 3 3.1%
7 Japan 3 3.1%
8 Korea, Republic of 2 2.1%
9 Latvia 1 1%
10 Singapore 1 1%
11 Slovenia 1 1%
12 Sri Lanka 1 1%
13 Tajikistan 1 1%
14 Turkmenistan 1 1%
15 Canada 1 1%
16 Australia 1 1%