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问题
单项选择题
结肠双对比X线造影检查可显示的最小解剖单位是()
A.结肠袋
B.结肠带
C.粘膜皱襞
D.结肠无名沟
E.以上都不是
答案
参考答案:
D
选择题
The role change from husband to father, although difficult, doesn't seem so great as _____ from wife to mother.
A. one
B. that
C. this
D. those
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判断题
根据新的法定计量单位1kgf/cm2等于1MPa。.
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