她执意要去女子学校上学。She was set on going to an all-girls school.我执意呆在房间里，坐在电话机旁边。I stayed obstinately in my room, sitting by the telephone.他执意要自杀。He's bent on suicide....
提出了连续 反相 色层分离锆、铪新方法.A continuous reveree - phfise chrornatographic separation procedure for Zr and Hf was offered.这种细胞形成一稠密的色层足以覆盖其他颜色.These cells form a dense color layer which can cover all other colors.色层分析法: 又译色谱法. 利...