请输入您要查询的字词：
单词
systematic sampling
释义
systematic sampling
Encyclopedia
农学
抽样调查
释
systematic sampling
机械抽样
把含有个单元的总体按一定顺序排列单元，然后随机确定并抽取起始单元，再按一套规则抽取其他样本单元组成样本，用以估计总体的抽样方法。又称系统随机抽样、规律性抽样。
理学
抽样调查
释
systematic sampling
系统抽样
一种将总体个单元按一定顺序排列，随机抽取一个单元作为起始单元，然后按某种规则抽取其他样本单元的抽样方法。又称机械抽样。
Mathematics
＞数理统计＞抽样与统计过程控制＞释义
systematic sampling
系统抽样
systematic sampling
系统抽样
†
Chemistry
＞分析化学＞化学计量学＞释义
systematic sampling
系统抽样
随便看
Energy Conservation Law of the People's Republic of China
energy conservation of electric locomotive
energy conservation of railway station
energy conservation of traction power supply system
energy conservation process of agricultural machinery processing in rual areas
energy conservation process of building in rual areas
energy conservation process of cooking in rual areas
energy conservation technology in rual areas
energy conservation technology of agricultural machinery processing in rual areas
energy conservation technology of building in rual areas
energy consumption
energy consumption big data
energy consumption in mobile devices
Energy Consumption of Pollutant Treatment
energy consumption per unit air volume
energy consumption per unit building
energy consumption per unit GDP
energy consumption per unit of GDP
energy consumption scheduling
energy content of quanta
energy conversion
energy crop
energy cycle in reefs area
energy decomposition analysis
energy degradation
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：2025/10/15 14:01:25