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李家柱; 殷保炜;毕传兴;庆振华;李才昌;付一郎;张永祥;鲁廷虎;袁培京;王博. 具有超低截止频率的新型消声室结构及消声室单元. 申请号：2024102895857 申请日：2024.03.14
Hits:
Service Invention or Not:no
Pre One:
李家柱; 唐升;毕传兴;陈剑;庆振华;李才昌;付一郎;肖蓉;张永祥;鲁廷虎;袁培京;王博. 具有多吸声峰的赫姆霍兹共振单元及复合吸声结构. 申请号：202410289586.1申请日：2024.03.14
Next One:
李家柱; 李殷杰;吴赵生;杨光;陈剑;毕传兴;肖蓉;徐畅;张心田;宋江好. 仅需材料流阻和面密度复合吸声结构吸声系数的获取方法. 申请号：2024101552474申请日：2024.02.04
