Marie seemed to revel in his old-fashioned chivalry.玛丽好像陶醉在他那旧式的骑士风度里。He was admired for his chivalry.他因他的骑士风度而受到景仰.He admires the chivalry of knights in Middle Ages.他很佩服中世纪武士的侠义精神。...
探讨了 间甲酚 含量的容量分析方法.The determination ofm - cresol content by brominating volumetric method was investigated.利用间甲酚紫作指示剂定量地测定食醋中总酸的含量.This paper suggested am - cresol purple, which could determine quantitatively the content...