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均衡膳食是指膳食中所含的营养素种类齐全,数量充足,比例适当,膳食中所供给的营养素与机体的需要保持平衡.均衡膳食的要求是,能供给足够的热能,来满足生活和学习的需要;能供给充足的优
Balanced diet refers to the diet contains nutrients in a complete, adequate quantity, the proportion of appropriate nutrients in the diet and the needs of the body to maintain a balanced diet is required to provide sufficient energy to meet the needs of living and learning Need; able to provide adequate merit