这块硬盘是标准的机械硬盘。ST320LT012这块硬盘是希捷品牌，笔记本电脑硬盘，2.5寸，容量320G，转速5400RPM，缓存16MB，接口是SATA。属于比较普通的机械硬盘，性能中规中矩，一般吧。
Model: ST320LT012Part Number: 9WS14C-285Firmware: 0001SDM1Date Code: 14022 - 14 Jul 2013Site Code: SUProduct of: ChinaPCB Sticker: 8360 APCB Revision: 100696152 REV C Physical Heads map: 0,1PreampType: B0 Request Internal HDD Info (i.e. Heads Map, MicroJogs, ...