程控交换机中,为避免数据在表中排队时出现“假溢出”现象,采用了()。
A.顺序队列
B.链形队列
C.循环队列
D.栈
参考答案:C
按要求填空:
(1)1mol羟基的电子数是_______;
(2)的分子中含有_______个手性碳原子;
(3)2-甲基-1,3-丁二烯的键线式______________;
(4)所含官能团的名称是_______;该有机物发生加聚反应后,所得产物的结构简式为______________。
A 14-year-old female client in skeletal traction for treatment of a fractured femur is expected to be hospitalized for several weeks. When planning care, the nurse should take into account the client's need to achieve what developmental milestone ?()
A.Autonomy.
B.Initiative.
C.Industry.
D.Identity.