cardboardn.厚纸板adj.厚纸板的;不真实的;无实质的
cardboard catheter gage硬纸板导管径计
cardboard folding machine纸板折叠机
cardboard exposure holder硬纸板曝光夹
cardboard printing machine纸板印刷机
cardboard slitting machine纸板裁切机
cardboard with corrugations有皱褶的纸板
cardboard throw-away phone一次性纸板手机