圆耙主要由()()()()组成。
参考答案:耙组、耙架、角度调节装置、牵引或悬挂装置
治疗轻度营养不良最初的热能是多少()
A.40~55kcal/(kg·D.
B.60~80kcal/(kg·D.
C.90~100kcal/(kg·D.
D.110~115kcal/(kg·D.
E.120~125kcal/(kg·D.