【经】 confirmation of sale
affirm; countersign; notarize; validate; acknowledgement; affirmance
identification; verification
【计】 ACK; ACK0; ACK1; acknowledgement; AK; confirm; confirm on; confirmation
【医】 affirmation
【经】 ratify; recognize
annul; cancel; expend; forelock; melt; pin; sell; spend
【机】 cotter; pin
indenture
【经】 cargo certificate