“spiral sampling design”的概念、定义、翻译、参考文献-科学参考

单词	spiral sampling design
释义	spiral sampling design Encyclopedia 理学【基本概念】释 spiral sampling design螺旋式矩阵抽样将施测目标中的项目螺旋循环往复式指派给群体内的个体的抽样方法。
随便看	health maintenance cream health maintenance in autumn health maintenance in entertainment health maintenance in four properties health maintenance in four seasons health maintenance in mind and spirit health maintenance in morality health maintenance in music health maintenance in sexual intercourse health maintenance in spring health maintenance in summer health maintenance in winter health maintenance of traditional Chinese medicine health maintenance organization health maintenance through Hilum Therapy health maintenance with acupoint sticking health maintenance with bath health maintenance with herbs health maintenance with moxibustion health maintenance with painting and calligraphy health maintenance with proper diet during convalescence health maintenance with proper diet for women and children health maintenance with proper diet in the elderly health maintenance with scraping therapy Health management

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