The graft copolymer is characterized by infrared spectrum.The adhesivity of potato starch acrylic grafted size on cotton yarn or cotton & polyester blended yarn is studied by using roving method.是什么意思_The graft copolymer is characterized by infrared spectrum.The adhesivity of potato starch acrylic grafted size on cotton yarn or cotton & polyester blended yarn is studied by using roving method.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句