1.
Multistage sampling in forest inventory is not restricted to fixed-area sampling units.
森林资源清查中，多阶抽样并不局限于固定面积的抽样单元。
2.
A type of probability sample in which aggregations of sampling units, called clusters, are sampled at some stage in the process.
是一种将样本单元聚集在一起的随机抽样法.样本群在抽样的某一步骤被抽出.
3.
single random sampling
单次随机抽样 单次随机抽样
4.
simple random sampling
简单随机抽样 简单随机抽样
5.
A Remediation Method in the Case of Sampling Frame Missing Population Units;
对丢失目标总体单元抽样框误差一种补救方法的探讨
6.
covariance for simple random sampling
简单随机抽样协方差
7.
precision of simple random sampling
简单随机抽样精密度
8.
Estimation on the Multivariate Process Capability Indices Based on Bootstrap Sampling;
基于Bootstrap抽样的多元过程能力指数估计
9.
The Sampling Programme about Talent in Non-public Ownership System;
非公有制经济单位人才调查抽样设计
10.
Development of Systematic Sampling Dynamic Linkable Library with VB
VB实现简单随机抽样的DLL开发及应用
11.
THE RATIO ESTIMATION OF MULTIVARIATE TWO-PHASE SAMPLING WITH USE OF SINGLE AUXILIARY INFORMATION
采用一元辅助信息的多元二相抽样的比估计
12.
The information concerning the changes of the sampling methods shall be recorded in the Imported Drugs Sampling Record Keeping Form.
变更抽样方法的情况，应当在《进口药品抽样记录单》中予以记录。
13.
In the case of collecting samples as evidence, the party concerned shall be notified to come to the scene, and a list of the samples collected as evidence shall be made.
对需要抽样取证的，应当通知当事人到场，并制作抽样取证清单。
14.
Random sampling is the basic sampling method in medical research and design. The paper presents the develop-ment and applications of sampling program.
单纯随机抽样是医学科研设计中最基本的抽样方法,介绍抽样程序开发过程及应用。
15.
Structural Design on the Compress Unit of the New Helico-axial Multiphase Pump
新型螺旋轴流式混抽泵增压单元的结构设计
16.
Flow field simulation analysis of pressurized unit on the downhole helicon-axial multiphase pump
井下螺旋轴流式混抽泵增压单元流场仿真分析
17.
Return Individual Nature to Her Essence --Analysis of Reprdsentative Female Images in Yuan-Zaju;
各还命脉各精神——元杂剧女性形象类型抽样分析
18.
The Application of Multidimensional Correspondence Analysis on Sampling Investigation Papers;
多元对应分析在抽样调查分析中的应用