略語大辞典 [Eco] 25 CPM cost per mille(or mil) 1000人当りの広告費.cost per mille(or mil); an advertising costper 1000 people; or CPT(cost per thousand); ref. CPR(cost per response); [Eco:Pub:Trad]. 丸善「略語大辞典」JLogosID : 11870182