“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	nuclear proliferation nuclear protection technology nuclear proteoglycan nuclear proton RMS radius nuclear psychology nuclear purity nuclear quadrople resonance nuclear quadrupole nuclear quadrupole interaction nuclear quadrupole moment nuclear quadrupole resonance nuclear quadrupole resonance (NQR) nuclear quadrupole resonance, NQR nuclear radiation nuclear radiation at early stage nuclear radiation detection nuclear radiation detector nuclear radiation effect nuclear radiation interaction with matter nuclear radiation level meter nuclear radiation measuring spectrometer nuclear radiation medical protection of ship nuclear radiation method nuclear-radiation transducer nuclear radius

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