【经】 material usage variance
data; datum; makings; material; stuff
【医】 data; datum; material; stock
【经】 material; materials; spoilage
bad news; consume; cost; dawdle; waste time
apply; expenses; use
【医】 c.; cum; Utend.
difference; differentia; discrepancy; divergence; diversity
【医】 disparity
【经】 variance; variation