患者,男性,36岁,身高175cm,体重90kg,体型肥胖,急性痛风入院,饮食医嘱:低嘌呤膳食,能量供给标准是
A.20kcal/(kg•d)
B.25kcal/(kg•d)
C.30kcal/(kg•d)
D.35kcal/(kg•d)
正确答案是B
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上一篇:如图所示管道系统。AB段、BD段、AC段和CD段管长分别为l₁=600m,l₂=700m,l₃=800m,l₄=900m.比阻分别为a₁=7.88s²/m⁶,a₂=0.91s²/m⁶,a₃=2.40s²/m⁶,a₄=0.40s²/m⁶.已知总流量Q=0.16m³/s,求流量Q₁和Q₂以及节点A、D之间的水头损失。The adverse criticism the book received didn’t () the author one way or another.
如图所示管道系统。AB段、BD段、AC段和CD段管长分别为l₁=600m,l₂=700m,l₃=800m,l₄=900m.比阻分别为a₁=7.88s²/m⁶,a₂=0.91s²/m⁶,a₃=2.40s²/m⁶,a₄=0.40s²/m⁶.已知总流量Q=0.16m³/s,求流量Q₁和Q₂以及节点A、D之间的水头损失。The adverse criticism the book received didn’t () the author one way or another.