BPG致力于知识的发现和传播
Total Visits of This Article
2023 | 总访问次数
排名 国家/地区 数量 占比
1 China 39 43.8%
2 United States 24 27%
3 Korea, Republic of 9 10.1%
4 Romania 5 5.6%
5 Netherlands 3 3.4%
6 Iran, Islamic Republic of 2 2.2%
7 Brazil 2 2.2%
8 Canada 2 2.2%
9 Germany 1 1.1%
10 Malaysia 1 1.1%
11 Singapore 1 1.1%