血压指血液对血管壁的 ,用血压计在上臂 处测得。
侧压力,肱动脉
I don’t know the answer. Maybe you could ask _______.
A.someone others
B.anyone else
C.someone else
D.else someone
固体小颗粒悬浮于液体里形成的混合物称为( )
A.溶质
B.悬浊液
C.乳浊液
D.溶液