调查的日期、地区、对象和方法见前文——观察之一。比较膳食改善点三七队,对照点四队,和人群对照点一分场膳食的营养素和热量摄取量状况,参照如下标准范围进行评价。营养素和热量摄取量的评价标准,摄取量与供给量标准相比,一般允许动摇范围为±10％,简称适宜,低于10％以下是摄取量不足,低于30％以下谓之缺乏。高于10％以上是摄取量充裕,高于20％以上谓之过多。 The date, area, object and method of the survey are given in the previous section - Observations. Comparison of diet improved point three seven teams, control point four teams, and crowd control points a meal meal nutrients and calorie intake status, with reference to the following standard range for evaluation. Nutrients and calorie intake of the evaluation criteria, the intake and supply standards, the general allowable shake range of ± 10%, referred to as appropriate, less than 10% of the following intake is less than 30% below the lack of that. Above 10% is adequate intake, more than 20% means that too much.