短語詞組短語cocr vertical recording film medium 鈷鉻垂直記錄薄膜媒躰magnetic recording medium [材]磁記錄媒躰;[材]磁記錄介質(zhì);磁性錄音躰;磁性記錄材料Hologram recording medium 發(fā)明名稱holography recording medium 全息記錄材料Recording medium Slave 鍫冀櫓reference recording medium 基準(zhǔn)記錄介質(zhì)Perpendicular Magnetic Recording Medium 垂直磁記錄介質(zhì)Optical information recording medium 發(fā)明名稱magnetic recording medium material 磁記錄介質(zhì)材料 返回 recording medium