sound absorption coefficient - Globe Thesis

Keyword [sound absorption coefficient] Result: 21 - 40 \| Page: 2 of 3
21.	Optimization Design Of Sound Absorbing Materials Used For Noise Reduction Of Ehv And UHV Substation
22.	Experimental Study On The Vibration Damping And Noise Reduction Performance Of Aluminum Foam-polyurethane Composites
23.	Effects Of Additive Dosage And Slurry Temperature On Foam Structure And Sound Absorption Properties For Isocyanate-Based Polyimide Foams
24.	Parameter Design And Optimization Of Multilayer Microperforated Panel Sound Absorption Material
25.	Study On The Noise Reduction Mechanism Of Low Frequency Noise In Substation With New Absorbing Materials
26.	Preparation And Properties Of Heat-resistant And Water-resistant Inorganic Sound-absorbing Materials
27.	Research On Preparation And Sound Absorption Properties Of Novel Foam Aluminum
28.	Study On Physical Performance Of New Inorganic Sound-absorbing Material
29.	Study On Preparation And Properties Of Phosphogypsum Based Sound Absorption Material
30.	Electrospun Micro/nano Fiber Materials For Sound Absorption
31.	Study On The Relationship Between Flow Resistance And Sound Absorption Performance Of Ceramsite Sound Absorbing Materials
32.	Study On Sound Absorption Performance Of Aerated Concrete
33.	Study On The Properties Of Pressure-Resistant/Sound-Absorbing Stitching Reinforced Foam Sandwich Composites
34.	Study On Preparation And Performance Of High-performance Melt Differential Ultrafine Fiber Sound-absorbing Cotton
35.	Research On Preparation And Properties Of Luffa Filling Composite
36.	Study On Perparation And The Sound Absorption Properties Of Rate Sensitive Materials Modified Polyurethane And Ethylene Vinyl Acetate Foam
37.	Preparation And Performance Analysis Of New Polyurethane Porous Composite Materials In Vehicles
38.	Research On The Structure And Performance Of Highefficiency And Light-weight Sound-absorbing And Insulating Materials For Distribution Transformers
39.	Preparation And Sound Absorption Characteristic Of Foamed Alumina Ceramics Fabricated By Gelcasting-foaming Process
40.	Bandgap And Sound Absorption Properties Of Local Resonance Acoustic Metamaterials
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