平衡膳食是保持身体健康、精力充沛的重要物质条件。平衡膳食首先要求膳食结构多样化,谷、肉、果、菜无所不有。因为多样化的膳食不但能提供足够的热能及多种营养,而且能使多种营养素的搭配比例适合人体需要,从而更有利于人体吸收。 平衡膳食的基本依据,是日常 Balanced diet is to maintain good health and energetic important material conditions. Balanced diet first requires the diversification of dietary structures, valleys, meat, fruit and vegetables. Because a variety of diets not only provide enough heat and a variety of nutrients, but also make a variety of nutrients with the proportion of the human body needs, which is more conducive to human absorption. The basic basis for a balanced diet is daily