略語大辞典 [Eco] 35 OTC Organization for Trade Cooperation 国際貿易協力機構. ガット(または関税貿易一般協定)のための機関.Organization for Trade Cooperation; since 1955; for GATT(General Agreement on Tariffs and Trade); [Eco:Trad]. 丸善「略語大辞典」JLogosID : 11881858