| 摘要 |
A disk cartridge includes upper and lower half casings to be assembled to form a hard casing, a magnetic disk held in the casing in a rotatable manner and lining members attached to the inner surfaces of the upper and lower half casings, wherein the lining member has a laminated structure which includes an attracting layer as a base layer for attracting dust and a smooth layer having a large number of apertures which is laminated on at least one surface of the base layer.
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