用“corrugated cardboard”造句大全,corrugated cardboard造句
Yes,corrugatedcardboardboxes.Thecorrugatedcardboardisformedbysuperposingandbindingatleasttwocorrugatedlayers.Thecorrugateddirectionsofthecorrugatedlayersaremutuallystaggered.Astotheouterpacking,weplan...