膝关节在X线平片所见到的下述解剖结构,不正确的是
A.关节间隙
B.骨性关节面
C.籽骨
D.关节内外脂肪层
E.关节软骨和关节盘
参考答案:E
-Do you remember the days we worked on the farm?
-Certainly. Especially the hard times _ _ we spent together. [ ]
A.which; when
B.when; which
C.when; when
D.which; which
比重计算定义:物体单位体积所有的()。
A.质量
B.当量
C.重量
D.克当量