As for family education, parents are encouraged to rely on ________ rather than punishment.
C
A批评、指责B恐吓、威胁C说服、劝服D责骂、斥责
有效循环血量是指()
下面哪项属于低水平消毒:()
外源性感染就是指定交叉感染
下列不是放射治疗机的是()
常规分割照射,正常组织的放射耐受量错误的是()