390硬盘70427647042768¥830去看看residence祥云轩发布了SUN 500GB 2.5寸 SATA硬盘 7042768 7042764 390-0468 390-0492议704276803710492392¥2000去看看玛尔达自控发布了SUN 7042768 542-0371 392-0492