有故障现象:空调工作时,管道过热灯亮之后组件跳开灯亮可能的故障件是()。
A.混合活门
B.空气循环机
C.热交换器
D.水分离器
参考答案:B
中度硬肿症的硬肿范围是()
A.<10%
B.<20%
C.20%~30%
D.20%~50%
E.>50%
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