Encyclopedia > Membrane

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A membrane is a thin, typically planar structure or material that separates two environments.

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List of classical composers

... Petrassi[?] Hans Pfitzner, (1869-1949) Niccola Piccinni, (1728-1800) Johann Gottfried Piefke, (1815-1884) Willem Pijper[?] Ildebrando Pizzetti[?] Doc ...