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.
Science literacy is high culture based on the human and science diathesis.科学素养是建立在人的素质和科学素质的基础上的一种高层次的修养.Cultivation of shooter's psychological diathesis should be strengthened in psychological training.在心理训练中应加强对射手...