Oxidized wax modified by amidation reaction to produce acylamide with better physical and chemical properties.氧化蜡经过胺改性可以得到具有更佳物化性能的脂肪酸酰胺.A new leather fatliquor product was synthesized by amidation, esterification and ne...
Mr Thomas was taught by the Catholic nuns whose school he attended.托马斯先生是在天主教修女创办的学校接受的教育。We caught up with the nuns.我们赶上了修女们。The nuns who taught him urged him to make something of his life and he did.教他念书的修女激励他努力上进，他最终取...