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 49 42.6%
2 United States 41 35.7%
3 Netherlands 4 3.5%
4 Germany 4 3.5%
5 Japan 3 2.6%
6 Switzerland 2 1.7%
7 Tajikistan 1 0.9%
8 Thailand 1 0.9%
9 United Kingdom 1 0.9%
10 Romania 1 0.9%
11 Slovakia 1 0.9%
12 Viet Nam 1 0.9%
13 Korea, Republic of 1 0.9%
14 Malaysia 1 0.9%
15 Argentina 1 0.9%
16 Brazil 1 0.9%
17 Bulgaria 1 0.9%
18 Canada 1 0.9%