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 69 71.1%
2 United States 12 12.4%
3 Netherlands 8 8.2%
4 Portugal 2 2.1%
5 Czech Republic 2 2.1%
6 Korea, Republic of 2 2.1%
7 Brazil 1 1%
8 Germany 1 1%