垂すい直ちょく磁じ気き記き録ろく

noun

perpendicular magnetic recording; vertical magnetic recording

Technical term in computing and data storage; refers to a method of recording data on a magnetic medium where the magnetization is aligned vertically (perpendicular to the disk surface) to achieve higher density.

• 垂すい直ちょく磁じ気き記き録ろくはハードディスクの高こう密みつ度ど化かに貢こう献けんした。

  Perpendicular magnetic recording contributed to higher density in hard disks.