目前汽车发动机上采用的水冷系大都是强制循环式水冷系，由（）、（）、（）、（）和（）等组成。
参考答案：散热器；风扇；水泵；冷却水套；温度调节装置
The parents of a 4-year-old with sickle cell anemia tell the nurse that they would like to have other children, but they’re concerned about passing sickle cell anemia on to them. Which health care team member would be the most appropriate person for the nurse to refer them to ？（）
A．Clergy.
B．Social worker.
C．Certified nurse midwife.
D．Genetic counselor.
弹簧测力计的钩上分别挂了几个物体，弹簧测力计的读数为10N时，这个物体可能是( )
A．一袋方便面
B．一根大头钉
C．一张课桌
D．一只鸡
