The PET fibre,when aminolyzed with ethyleneamine,can introduce amin oradical which will linkwith protein molecules,so as to improve the serviceability of the fabric.

经氨

后,其纤维上可引入氨基,有利
与丝素蛋白质分子结合,以提

织物的服用
能。
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界
界史 Crash Course Their daughter Aisha first opposes then seeks refuge in her strict Catholic school While Amin's younger brother Omar contemptuous of the medals, his sibling earned fighting for France during the Second World War joins a revolutionary militia Their sister.
他们
女儿艾莎最初反对, 后来寻求在她那严格
天主教会学校避难。
明
小弟弟奥马
鄙视哥哥在二战期间为法国作战赢得
勋章, 加入了革命民兵组织。 他们
姐姐。