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儿童、少年是国家未来,民族的希望,他们的健康成长,关系到民族兴旺,国家富强。中小学时期正值人体生长发育的第二加速期,充分满足其营养需要,可收到增进健康,改善素质事半功倍的效益。加强其营养,是智力投资,是有战略意义的大事,根据各地对中、小、学生营养调查表明;膳食中存在着不平衡,主要是蛋白质、钙及某些维生素的来源不足。课间加餐是弥补膳食之不足与调整其不平衡行之有效的措施。因此课间加餐的营养质量必须要
Children and adolescents are the future of the country and the hope of the nation. Their healthy growth has a bearing on the prosperity of the nation and the prosperity of the country. Primary and secondary school positive period of human growth and development of the second acceleration period, fully meet their nutritional needs, can receive to improve health, improve the quality of a multiplier effect. To strengthen their nutrition is an intellectual investment. It is a strategic event. According to the survey on nutrition among middle school, middle school and students in various places, there are imbalances in diet, mainly lack of sources of protein, calcium and certain vitamins. Extra-meal meals are an effective measure to make up for the lack of meals and to adjust their imbalances. Therefore, the quality of nutritional supplements must be between classes