单词	硬盘层
释义	硬盘层hard pan
随便看	unit-- slave unit society units of analysis units of measure units of measurement units-of-output method units of production depreciation method units of production method unit's order unit-- source unit space unit, spare unit specify unit speed unit sphere unit spike unit's place units place units, repetitive units-- repetitive units standard advance base unit stage sampling unit, standby unit start-up and commissioning unit startup and shutodwn