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【单选题】
螺旋扫描螺距为0.5，层5mm，床速为A.
2.5mm/s
B.
5mm/s
C.
10mm/s
D.
15mm/s
E.
20mm/s
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【单选题】张大爷,56岁。拟诊为右肾结石,欲行IVU检查。为保证摄片的质量和安全,摄片前宜做好准备,下列不正确的是
A.
摄片2~3天禁用不透X线的药物
B.
摄片前1日少渣饮食，服缓泻剂
C.
摄片日禁食并排便
D.
造影前碘过敏试验
E.
摄片前鼓励病人多饮水，促进造影剂排出，减少体内残留
【单选题】经腹壁胃肠超声检查准备，下列哪一项是错误的
A.
检查应安排在X线钡剂检查之后
B.
检查前1天晚餐宜进流食
C.
禁食8～12小时
D.
大肠检查不必禁食
E.
胃内潴留物较多时可考虑洗胃
【单选题】S1: What is the sternward space next to the engine room for? S2: It is for the steering gear. Q: Where is the steering gear room?
A.
It is at the fore part and in the engine room.
B.
It is at the fore part and next to the engine room.
C.
It is at the stern and in the engine room.
D.
It is at the stern and next to the engine room.
【单选题】经腹壁胃肠超声检查前准备，下列哪一项是错误的 ( )
A.
检查应安排在X线钡剂检查之后
B.
检查前1天晚餐宜进流食
C.
禁食8小时-12小时
D.
大肠检查不必禁食
E.
胃内潴留物较多时可考虑洗胃
【单选题】经腹壁胃肠超声检查准备，下列哪一项是错误的
A.
检查应安排在X线钡剂检查之后
B.
检查前一天晚餐宜进流食
C.
禁食8～12小时
D.
大肠检查不必禁食
E.
胃内潴留物较多时可考虑洗胃
【单选题】经腹壁胃肠超声检查的准备，下列错误的是
A.
超声检查应安排在X线钡剂检查之后
B.
超声检查前1天晚餐宜进流食
C.
禁食8～12小时
D.
大肠检查不必禁食
E.
胃内潴留物较多时可考虑洗胃
【单选题】Which statement about the U.S. Constitution is NOT true?
A.
It is the supreme law of the land.
B.
It is the oldest written constitution in the world.
C.
It was adopted in 1781 at the Second Continental Congress.
D.
It provides the basis for political stability, economic growth and social progress.
【单选题】It is also important that the public should recognize the current debate for what it is: scientists behaving ______, as they should.
A.
cowardly
B.
crucially
C.
critically
D.
crossly
【简答题】In this endeavor to wed the vision of the Old World with that of the New, it is the writer, no the statesman, who is our strongest arm.
【单选题】What does the passage tell us about the wheel.
A.
It is simple.
B.
It is complicated.
C.
It is strange.
D.
It is unusual.
相关题目：
【单选题】经腹壁胃肠超声检查准备，下列哪一项是错误的
A.
检查应安排在X线钡剂检查之后
B.
检查前1天晚餐宜进流食
C.
禁食8～12小时
D.
大肠检查不必禁食
E.
胃内潴留物较多时可考虑洗胃
【单选题】经腹壁胃肠超声检查准备，下列哪一项是错误的
A.
检查应安排在X线钡剂检查之后
B.
检查前一天晚餐宜进流食
C.
禁食8～12小时
D.
大肠检查不必禁食
E.
胃内潴留物较多时可考虑洗胃
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