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【单选题】
机床液压系统爬行现象,一般发生在()的部件
A.
低速滑动
B.
中速滑动
C.
滑动
D.
高速滑动
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【单选题】.关于胸膜腔闭式引流装置,以下哪项不正确
A.
水封瓶装置密封
B.
水封瓶塞上长管须在水平面下3~4cm
C.
水封瓶应低于胸腔导管出口30cm
D.
引流管在床上妥善固定
E.
换瓶时用双钳夹闭引流管近端
【单选题】关于闭式胸膜腔引流装置,以下哪项不正确
A.
水封瓶装置密封
B.
水封瓶塞上长管须在水平面下3~4cm
C.
水封瓶应低于胸腔导管出口30cm
D.
引流管在床上妥善固定
E.
换瓶时用双钳夹闭引流管近端
【单选题】听力原文:W: Where did you say you found this bag? M: It was lying under a big tree between the park and the apartment building. Where did the man find the bag?
A.
In the park.
B.
Between two buildings.
C.
In his apartment.
D.
Under a huge tree.
【单选题】一病人因高热2日未能进食,自诉口渴、口干、尿少色黄。查体:有脱水症,尿比重1.028,血清钠浓度为156mmol/L。治疗首先应给
A.
平衡盐
B.
葡萄糖盐水
C.
5%碳酸氢钠
D.
5%葡萄糖溶液
E.
3-5%的高张盐水
【单选题】关于胸膜腔闭式引流装置,以下哪项不正确:
A.
水封瓶装置密封
B.
水封瓶塞上长管须在水平面下3~4cm
C.
水封瓶应低于胸腔导管出口30cm
D.
引流管在床上妥善固定
E.
换瓶时用双钳双向夹闭引流管近端
【单选题】关于闭式胸膜腔引流装置,以下哪项不正确
A.
水封瓶装置密封
B.
水封瓶应低于胸腔导管出口30cm
C.
水封瓶塞上长管须在水平面下3~4cm
D.
引流管在床上妥善固定
E.
换瓶时用双钳夹闭引流管近端
【单选题】听力原文:W: What did you say you were going to take up as a career? M: Architecture. W: What made you decide on that? M: Well, I was good at maths and art at school and I think I had a certain feeling for...
A.
An attractive salary.
B.
His proficiency in maths.
C.
His teacher's opinion.
D.
His feeling for design.
【单选题】下列关于人的眼球的光学特征说法,错误的是()
A.
角膜的整体屈光力大约为+43D,占眼光学系统静态屈光力的2/3以上
B.
角膜缺乏前表面的泪液膜的保护时,前表面屈光力就会减弱,视网膜的像就变得相当模糊
C.
不包括角膜厚度的前房深度平均大约为3.0mm,假设其他因素不变,前房深度每减少1mm,眼的总屈光力约增加1.4D
D.
晶状体具有平衡眼屈光力的能力
E.
视网膜的分辨力在整体范围是均匀的
【单选题】蓄电池内的容器分为六格,每格内装有电解液,正负极板组浸入电解液中成为单格电池,每个单格电池的标称电压为().
A.
2V
B.
6V
C.
12V
D.
24V
【单选题】听力原文:W: Where did you say you found this bag? M: It was lying under a big tree between the park and the apartment building. Q: Where did the man find the bag? (2)
A.
In the park,
B.
Between two buildings.
C.
In his apartment.
D.
Under a huge tree.
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