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

单词	multistage sampling
释义	multistage sampling Encyclopedia 理学抽样调查释 multistage sampling多阶段抽样经过多个阶段抽取最终接受调查单元的抽样方法。法学数据分析释 multistage sampling多级抽样分几次对样本进行调查的统计学方法，又称多阶段抽样。 Mathematics multistage sampling多级抽样^†
随便看	spherical mapping spherical matrix distribution spherical mean spherical means formula spherical measure spherical meniscus spherical metric spherical mirror spherical mirror interferometer spherical mirror resonator spherical model spherical modification spherical modification obstruction spherical modified Bessel function spherical modified fiber media filtering technology for oily water treatment spherical motion spherical motor spherical nebula spherical neighborhood spherical nucleus spherical packing spherical pair spherical parabola spherical parallelogram spherical partial sum

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。