Front cabin bottom guard plate sound-absorbing and heat-insulating cotton based on back surface glue compounding
The utility model belongs to the technical field of engine protection plates, particularly relates to front cabin bottom protection plate sound-absorbing and heat-insulating cotton based on back glue compounding, and aims to solve the problems that when existing sound-absorbing cotton is replaced, j...
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Format: | Patent |
Sprache: | chi ; eng |
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