磁带是怎样制作和录制的？都用什么材料生产出来的？

2026-01-19 网络整理佚名1890

Key Point:磁带制作和录制过程1. 材料准备：准备聚酯薄膜作为磁带的基材，选择如氧化铁、氧化铬、钴铁等磁粉与粘合剂混合制成磁性浆料，还需准备背衬材料、保护涂层材料等。2.

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