Acoustic diaphragm and method for manufacturing an acoustic diaphragm
作者： Emiko Ikeda , Masaru Uryu , Kunihiko Tokura , Takahisa Tagami
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摘要: There is provided an acoustic diaphragm which includes a base material composed of paper article comprised fine mica flakes, pulp fibers, and polyvinyl alcohol fibers formed to be multi-cellular structure; sheet combined with the or material.
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