子宫动脉为（）
A.髂外动脉后干分支
B.髂外动脉前干分支
C.髂总动脉分支
D.髂内动脉前干分支
E.髂内动脉后干分支
参考答案：D
According to Kohlberg, postconventional morality involves()
A．Unquestioning obedience to authority figures
B．Affirmation of self-defined ethical principles
C．Strong concern for social approval
D．Behavior based on self-interest
发现SPAN贮罐向生产线输料慢的处理方法是首先检查管线是否结垢。
