Pressing-dot compound non-woven fabric sound-absorbing cotton
The utility model relates to the technical field of sound-absorbing materials and provides pressing-dot compound non-woven fabric sound-absorbing cotton which is good in sound-absorbing and heat-insulating performance, is high in anti-seismic and shockproof performance and can be cut into various sh...
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Format: | Patent |
Sprache: | chi ; eng |
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