Polyethylene foamed sheet (film), also named as pearl cotton, is a kind of new-type packing materials with the features of damp proofing, shockproof, sound insulation, heat preservation and good plasticity.是什么意思_Polyethylene foamed sheet (film), also named as pearl cotton, is a kind of new-type packing materials with the features of damp proofing, shockproof, sound insulation, heat preservation and good plasticity.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句