( )是将钢件加热到临界点Ac1以下适当温度,保持一定时间后缓慢冷却的方法。
A.完全退火 B.不完全退火 C.去应力退火 D.应力退火
参考答案:C
----Why does Lily have few friends?
----Because she thinks only of herself and doesn’t __________other people.
A.care of
B.make up
C.care about
D.take care
属于医学伦理学基本范畴的是()。
A.有利、公正
B.权利、义务
C.廉洁奉公
D.医乃仁术
E.等价交换