| 摘要 |
The magnetic tape cartridge having a housing, two reels which are placed in the housing and on which the magnetic record tape is wound, a guiding unit which is placed at both sides of the front surface of the housing and guides the tape along a parallel tape path, and at least one bridge which is parallel to the tape path and constitutes a part of the front surface of the housing, has more than one hole which passes through the bridge and forms a path of the air which flows to the tape which runs from the inside of the tape cartridge with facing the surface of the bridge.
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