single-sided corrugator

... ) double-face corrugated board 双面瓦楞纸板 ) single-sided corrugator 单面瓦楞纸机 ) single faced roll 单面瓦楞纸卷 ...

... top corrugator roll 上瓦楞辊 single-sided corrugator 单面瓦垄纸机 musculus corrugator supercilii [解剖] 皱眉肌 ...