“nutrition density”的概念、定义、翻译、参考文献-科学参考

单词	nutrition density
释义	nutrition density Encyclopedia 工学膳食调查释 nutrition density营养素密度食物中某营养素满足人体需要的程度与其能量满足人体需要程度的比值。是食物营养价值和营养流行病学调查的评价指标。
随便看	gradient observation of canopy radiation gradient observation of canopy temperature gradient observation of canopy wind speed gradient observation of carbon dioxide density gradient of a function gradient of deformation gradient of discontinuity gradient of magnetic field gradient of velocity gradient operator gradient projection method gradient projection procedure gradient representation of mechanical system gradient search gradient system gradient tensor gradient theorem gradient theory gradient titration gradient transfer stragety gradient type algorithm gradient type method gradient vanishing gradient vector gradient vector field

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