【摘要】 本文主要介绍采集和制备γ谱分析样品时应该考虑和遵循的基本原则：制定和执行统一的采样计划、方法和具体操作步骤；完整的样品包装、运输和贮存程序；样品量的确定方法；样品预处理的基本程序方法；以及制备样品时应满足的要求等。概要介绍了空气、土壤、水、食物等环境样品与生物样品采集与制备的主要方法和有关注意事项。更多还原

【Abstract】 This paper presents the basic principles of sample collection and preparation:set-ting up unified sampling program,mithods and procedures,sample packing,transportationand storage,determination of sample quantity,sample sretreatment and preparation of samples to be analysed,etc,for gamma spectrometry.And the paper also describes briefly themain methods and special issues of sampling and preparation for same environmental and biological samples,such as,air,water,grass,soil and foods。更多还原