Besides high specific strength and stiffness,GFRP sandwich structure panels with honeycomb core possess lower thermal conductivity and used as a heat insulation material.是什么意思_Besides high specific strength and stiffness,GFRP sandwich structure panels with honeycomb core possess lower thermal conductivity and used as a heat insulation material.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句