尾气吸收塔液面低的原因是()。
A、塔底液控阀失灵
B、气相进料突然增大
C、贫液进料中断
D、塔压力高
参考答案:A, B, C
阅读短文,判断正(T)误(F)。
I often go to a park on Saturdays. I climb a mountain. I play chess with my father. Sometimes I fly a kite.
I usually have lunch with my parents. I am very happy on Saturdays.
( ) 1. I go to a park on Sundays.
( ) 2. I like climbing a mountain.
( ) 3. I play chess with my mother.
( ) 4. My father usually flies a kite.
( ) 5. My parents often have lunch with me.
女性,49岁。右侧听力下降8个月就诊。体检:发现右侧面部洋葱皮样分布的痛觉缺失。
结合上述症状,此患者体检时还可能有()
A.右侧偏身感觉障碍,左侧肢体上运动神经元瘫
B.右侧偏身感觉障碍,左肢体上运动神经元瘫
C.左侧偏身感觉障碍,左肢体上运动神经元瘫
D.左侧偏身感觉障碍,右侧肢体上运动神经元瘫
E.左侧偏身感觉障碍,左侧肢体下运动神经元瘫