transitionaryadj.变迁的；过渡的transitionn.转变；过渡transition meter shunt转换仪表分路器transitional leucocyte移行性白细胞,单核白细胞transition zone volume移行区体积transition flow regime过渡流态Transitions Mechanisms传导机制Transitional MBS model过渡型MBS模式transitional economies转型经济transition layer chart跃层图transition sate theory过渡态计算transition firing rate变迁实施速率