腺样体因鼻咽及邻近部位或自身炎症的反复刺激，发生________，称腺样体肥大。
参考答案：病理性增生
— _____
—Yes, please. I want a watch for my son.[ ]
A. How are you?
B. Excuse me.
C. Can I help you?
下列的( )属于换热压力容器。
A．煤气发生炉
B．冷却器
C．干燥塔
D．蒸发器
E．管壳式预热锅炉
How are you?