direct sampling是什么意思

网络释义

用法例句

In this paper the author takes the representatives of samplings in designing of multi-variable sampling investigation,the accuracy of the population estimate as well as the reduction of sampling volume into consideration.

多指标抽样调查是中国抽样理论研究的热点问题,对于促进中国统计调查实践具有积极的现实意义。

Application of important direction sampling in simulation low detection efficiency problems;

重要方向抽样在小探测概率问题模拟中的应用

Research on the Application of Uniform Design in Design of Multi-variable Sampling Investigation

均匀设计在多指标抽样调查方案设计中的应用

A sampling inspection method wear-resisting reliability target of roller chain

链条耐磨可靠性指标检验的抽样方法

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

Discussion on multiple objective optimum sampling number analysis method of industry at Province level;

省级工业多目标抽样最佳样本数目分析法初探

A Sampling Program About Regression of Measurable Indictors;

一类利用回归关系的计量指标抽样方案

The Application of Iterative Method to Sample Survey of Multi-Objective Population;

迭代方法在多目标总体抽样调查中的应用

An Application of Dual Scaling for Multidimentional Table in Sampling Investigation;

多维表对偶标度在抽样调查数据中的应用

A Latin Hypercube Sampling Based Multi-Objective Evolutionary Algorithm

一种基于拉丁超立方体抽样的多目标进化算法

The spatial distribution pattern and sampling methods for the adult of litchi stink bug (Tessaratoma papillosa Drury) are analysed with six species aggregation indices.

本文用6种聚集度指标研究了荔枝蝽成虫空间分布型和抽样技术.

1 Important guidelines such as sampling level, acceptance criteria and inspection instructions are clearly defined and documented.

重要指引如抽样水准,接收标准和检查说明清析定义并有文件证明.

A Measurement Sampling Test of the Mean Quality Index of Unit Product μ≥μ_0 for Normal Distribution;

正态分布下平均质量指标μ≥μ_0的计量型抽样检验

Philip's standard sampling system

菲利浦标准抽样制度

Provides different types and sizes of pointers that can be used to represent your mouse.

提供多种不同尺寸和样式的鼠标指针。

The Multifractal Analysis for the Sample Paths of Multi-parameter Wiener Process;

多指标Wiener过程样本轨道的重分形分析

Project Design of Multi-object Sample Survey Under Generalized Relative of High Cost Indicators and Low Cost Indicators;

总体分高低成本下的复合多目标抽样方案的设计与应用

According to diversity indexes of main arthropods in each organic tea garden, to establish activity control index.

根据各茶园的益、害节肢动物多样性指数，制定了以群落多样性为指标的动态防治指标。

Again, when plants were introduced, indicators of stress were far lower.

同样，在放置了植物以后，压力指标就要低得多。

The Fractal Properties of the Sample Paths For Multi-parameter Processes with Stable Components;

多指标稳定分量过程样本轨道的分形性质