基本解釋[貿(mào)易] 單邊進口限額詞組短語短語unilateral l import quota 單邊進口配額am unilateral import quota 單邊進口配額unilateral import quota更多詞組專業(yè)釋義經(jīng)濟學單方面進口限額單邊進口配額單邊進口限額