设计合成了用以检测过渡金属离子的荧光化学敏感器体系,它们是由1,8-萘二酰亚胺为荧光团,多胺衍生物为金属离子受体组成.A series of fluorescent chemosensors 1 - 3 were synthesized to detect transition metal ions....
Myra Cunningham sent me a note thanking me for dinner.迈拉·坎宁安给我寄了张便笺感谢我招待的晚餐。Will you please connect me with Mr. Cunningham's office?请接康宁海先生的办公室好 吗 ?Mr Cunningham was a capable man.坎宁先生是个能干的人....
The average yearly increment in labour productivity in industry was 4.5 per cent.工业劳动生产率年平均增长4.5%。Each increment of knowledge tells us more of our world.知识的点滴增长都会增进我们对世界的认知。To each increment of load they respond with a d...
听诊器是一种医疗器械.The stethoscope is a medical instrument.我要用听诊器听你肺部。I 'll get an auricular tube and listen to your lung .他发明了一种新型听诊器.He invented a new type of stethoscope....