单词	暗故障
释义	暗故障 dark defect
随便看	unit multiple media product code unit multiplier unit.n unitname UnitName unit n-cube Unit,Neoplastic Colony-Forming Unit Nine Acceptance and contract unit nine closing an account Unit Nine Shipment and Insurance unit normal unit normal distribution unit normal variate unit normal vector unit normal vector field unit-norm tight frame unit noun unit number unit numerical code unit nutrient cost Unito unit objective unit-objective teaching unit-objective teaching method unit of acceleration