“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	proportion relationship between accumulation and consumption proportion relationship between two-major parts of social production proportion with equal means proposal proposals for the integrated logistics support of aircraft materiel proposed intake proposed ruling proposed solutions to engineering problems proposition proposition about dṛṣṭānta propositional propositional algebra propositional attitude propositional attitudes propositional axiom propositional calculus propositional connective propositional constant propositional form propositional formula propositional fragment propositional function propositional inference propositional intermediate logic propositional logic

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