控制截断伪影的措施不包括() A.缩小采集矩阵 B.减小FOV C.过滤原始资料 D

题型:单项选择题

问题:

控制截断伪影的措施不包括()

A.缩小采集矩阵

B.减小FOV

C.过滤原始资料

D.变换相位和频率编码方向

E.改变图像重建的方法

考点:放射医学(医学高级)MRIMRI题库
题型:单项选择题

书面表达。

(A) 根据下面内容提示,完成短文, 每空一词。

      I like popcorn very much. I learned from my mother how to (1) ________ popcorn last week. Now let

me tell you the ways. First, put the corn (2) ________ the popper. Next, (3) ________ on the popper, wait

for a (4) ________ minutes. Then, pour the popcorn into the bowl. (5) ________ you can eat the popcorn.

(B) 请以“A Happy Sunday”为题,用英语写一篇短文,向全班同学简要介绍你是怎样度过上星期日的。

要求: 1.内容包括:(1) 具体时间; (2) 地点; (3) 事件(做了什么事情); (4) 感受; 

            2.词数:80左右,开头部分已给出,不计入总词数;

            3.短文中不得出现真实的人名、校名和地名。

参考词汇:see a movie, climb a mountain, play basketball, visit friends, excited

                                                               A Happy Sunday 

       I had a happy day last Sunday.                                                                                                            

                                                                                                                                                               

                                                                                                                                                               

题型:单项选择题

植物根尖的各个区段中,能使根尖不断长长的区段是(  )

A.成熟区

B.伸长区

C.分生区

D.分生区和伸长区

题型:单项选择题

为什么有的母猪断奶后不能重新发情?

题型:单项选择题

以K2Cr2O7标准溶液滴定Fe2+,应选择何种指示剂:()。

A.甲基橙

B.铬黑T

C.二苯胺磺酸钠

D.邻菲罗啉-亚铁

题型:单项选择题

随着年龄的增长,人们对酸味的感觉下降,对鲜味的感觉上升。( )

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