问题
单项选择题 A1/A2型题
CT与常规X线摄影相比，优点是（）
A.密度分辨率高
B.空间分辨率高
C.X线剂量小
D.没有伪影
E.不需要胶片
答案
参考答案：A
解析：CT与常规X线相比，密度分辨率局。
搜题请搜索小程序“爱下问搜题”
CT与常规X线摄影相比，优点是（）
A.密度分辨率高
B.空间分辨率高
C.X线剂量小
D.没有伪影
E.不需要胶片
参考答案：A
解析：CT与常规X线相比，密度分辨率局。
| 阅读下面短文，从短文后所给的四个选项中，选出可填入空白处的最佳选项。 Hello, everyone! My name is Ken. I'm 1 years old. I was born (出生) in 1999. My birthday is 2 . That's National Day (国庆节). I like music very much and I 3 like sports. My birthday is coming. My mother 4 buy a beautiful shirt 5 me. On Sunday, she 6 me to a big 7 store. There are 8 shirts and they are 9 blue,yellow and red. She selects (选了) a blue one. It looks cool. My father gives me some CDs and a 10 . He knows what I like. He wishes(希望) me to play sports more. I am very 11 . And my sister, Monica, she is only two years old, so she can't buy anything for me. 12 she sings a great song for me. It's 13 fun. And I like her so much. My parents want to have a 14 for me at home this year. My friends will come to it. We can play together. It's very exciting 15 my friends in my house. | ||||
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