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Novel ultra-slim acoustic impedance transformer(英国)
Broadband Ultrathin Sound Absorption and Sound Insulation Structure Controlling an Acoustic Wave Propagation Path(英国)
BREITBANDIGE ULTRADüNNE SCHALLWELLENDIFFUSIONSSTRUKTUR(德国)
Broadband ultrathin sound wave diffusion structure(英国)
ULTRADüNNE SCHALLDAMPFENDE UND ISOLIERENDE BREITBANDSTRUKTUR ZUR STEUERUNG EINES SCHALLWELLENAUSBREITUNGSWEGES(德国)
NEUARTIGER ULTRADüNNER AKUSTIKIMPEDANZTRANSFORMATOR
Broadband ultrathin sound wave diffusion structure
以吸声材料单元弱弹性级联为周期结构设计层的低频宽带吸声装置
一种新型超薄声波阻抗变换器
一种新型超薄声波阻抗变换器
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