短語(yǔ)詞組短語(yǔ)barrier r material 防護(hù)材料high barrier package material 高阻隔包裝材料barrier packaging material 阻隔包裝材料high barrier packaging material 高阻隔包裝材料barrier function material 阻隔型功能材料Sound barrier structural material 聲屏障結(jié)構(gòu)材料barrier material detail 擋板材料gas high barrier material 氣相阻隔材料explosion -barrier material 防爆材料 返回 barrier material