查询词典 quantitative method

A statistical method was described for interval mapping of quantitative trait loci using codominant flanking molecular markers such as RFLPs.

本文系统地描述了应用两个相邻共显性分子标记进行数量性状基因座位区间作图的方法。

STR locidistribute extensively and have higher information, polymorphism, and its heredity is based on Mondel codominant inheritance. We usehalf-quantitative analysis of STR polymorphism loci, to set up a clinicalpractical method that is highly accurate in rapidly detecting and prenatalgene diagnosing Down syndrome.

STR广泛分布于人类基因组中，一般认为，人类基因组平均每6～10Kb就有一个STR基因座，STR有高度多态性并遵循孟德尔共显性遗传，具有操作简便、分型准确和丰富的多态信息量等特点，已成为第二代DNA分析技术的核心。

A new method based on subtractive image segmentation for weighted image fusion is put forward from another viewpoint. It adopts the improved particle swarm optimization to calculating the segmentation threshold of subtractive image and the corresponding weighted fusion coefficient in space domain or in wavelet decomposition domain. Moreover, it doesnt need to construct the eigenspace and quantitative eigenvalue for the weighted fusion coefficients.

本文从另外一个角度提出了一种基于差值图像分割的加权图像融合方法，它采用改进的粒子群优化方法在空间域或小波分解域求解差值图像的分割阈值和对应的加权融合系数，而不需要为计算融合系数而构造特征空间和定量特征关系。

By the combinative way of quantitative and qualitative analysis, the recognition of noise source, analysis of the degree of influence and the control method are studied in detail.

本文就以烟大铁路的修建对老铁山自然保护区内鸟类的影响为例，用定性与定量相结合的方法较为详细地论述了影响因子——噪声的识别、影响程度的分析及防治措施的实施。

Taking a regional logistics industry as an instance,from the view of quantitative and qualitative character,the weights of related indicators are computed by combinatorial evaluation method .

基于物流产业的涵义和特点提出了产业竞争力的概念，根据物流产业的现状，提出了物流产业竞争力评价的多层指标体系，列举了主要的评价方法和具体步骤；针对具体的实例，从定性和定量两个角度，运用组合评价法确定了相关指标的权重，借助多层模糊评价法对一级指标进行了评价分析，有助于区域物流产业核心竞争力的确定。

Based on the theory of fuzzy mathematics,the improved fuzzy optimum model was established,and an integrated selection method,which combined quantitative index with qualitative index of the enterprises of engineering project authorized management,was developed.

通过运用模糊数学的相关优选理论，建立了改进的模糊优选模型，给出了一种在代建制下对代建单位进行定性、定量综合评选的方法，在定性指标的量化处理上用模糊一致矩阵克服了传统方法的缺陷。

This paper adopts the method which is combining theory with practice, quantitative and qualitative analysis.

本文采用的是理论联系实际、定量与定性分析相结合的方法。

On the other hand, the quantitative analysis includes the comparativeness method.

在定量分析方面，本文主要采用比较研究方法。

In section two, the thesis adopts thissynthetical system research method of combining theory with practice、combining qualitative research with quantitative research combining timecomparativeness with space comparativeness, and taking demonstrationalresearch as principal part.

第四章 用信息技术改造和提升制造业与跨越式、可持续发展，主要分析了用信息技术改造和提升制造业与实现跨越式发展的关系。第一节实现跨越式发展与可持续发展的内容与条件，作者分析了实现跨越式发展的内容与条件及实现可持续发展的内容与条件。

The results showed that:(1) we can mapping quantitative trait locus while estimating the variance component of QTL;(2) granddaughter design is better than daughter design when mapping QTL;(3) it is easy to map a QTL for trait with a high heriability and a large QTL variance contribution;(4) we can estimate the variance component of a QTL by TM-BLUP based on ML method whether the QTL has only 2 alleles or QTL has normal distributed alleles effects;(5) the estimation accuracy of variance component contributed by QTL was improved by using of grand daughter design;(6) the higher the heritability and the QTL variance contribution was, the more accurate estimation of QTL variance component.

结果表明：（1）采用随机QTL效应模型和最大似然法，在估计QTL方差组分的同时，能够定位QTL；（2）孙女设计与女儿设计相比，在其它因素相同时，容易检出QTL；（3）遗传力高，QTL方差贡献较大的性状，QTL检出的效果优于遗传力低，QTL方差贡献较小的性状；（4）无论QTL上有2个等位基因，还是QTL上等位基因的效应服从正态分布，都可将其看作随机效应，采用基于TM-BLUP的ML法，估计其方差组分和定位QTL；（5）QTL方差组分估计的准确性，孙女设计高于女儿设计；（6）遗传力高的性状，QTL方差贡献大的QTL，QTL方差组分估计的准确性高。

Pachomius manual labour was organized as an essential part of the monastic life; and since it is a principle of the monks as distinguished from the mendicants, that the body shall be self-supporting, external work of one sort or another has been an inevitable part of the life ever since.

根据圣pachomius体力劳动组织作为一个重要组成部分寺院生活；以来，这是一个原则的和尚，作为有别于乞丐，该机构应自支撑，对外工作的这种或那种已一个必然的一部分，生活至今。

In order to study the effects of parametrical rolling on the ship movement and tilts, in allusion to ship's navigating in regular following waves, the equation of ship rolling motion is transformed into normal Mathieu equation by proper variable replacement when strong parametrical excitation in restoring moment varied according to sine or cosine wave.

为研究参数横摇对船舶运动和倾覆的影响，通过对船在规则波上随浪航行时，恢复力矩中出现的1个以正余弦规律变化的强参数激励项进行适当的变量置换，将船舶的横摇运动方程转换成标准形式的Mathieu方程。