请输入您要查询的字词:
单词
目录抽样
释义
目录抽样
Encyclopedia
理学
抽样调查
释
list sampling
目录抽样
一种不等概率、不等比例的抽样调查方法,对达到一定规模以上的单元进行全面调查,对规模以下的单元按一定比例抽取一部分样本进行观察和推断。
随便看
side channel attack
side-channel attack
side channel cryptanalysis
side-channel cryptanalysis
side channel spillway
side condition
side cone
side-discharging car
side-ditch and slope-protection construction machinery
side-dressing
side drift
side drum
side effect of Chinese medicinals
side effects of cosmetics
side elevation
side face
side feeding
side flow
side fork lift truck
side formula
side grafting
side grinding
side group substitution reaction
side-hung door
side-hung window
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。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/7/19 12:07:13