查询词典 quantitative method

In order to establish a quantitative method in detecting HIV 1 proviral burden and viral load, 8E5 cell line and a recombinant RNA constructs were used as the HIV 1 proviral DNA and viral RNA external references, respectively.

以定量的HIV 1DNA和RNA为标准外参照，利用SYBRGreen荧光染料和GeneAmp5 70 0SequenceDetectionSystem (5 70 0系统)，建立了测定HIV 1的前病毒载量和病毒载量的荧光实时定量PCR技术。

A new probe based primers specific quantitative PCR method was used for accurate detection of mutations.

采用一种新的基于引物探针特异性的定量PCR方法进行准确的突变检测。

OBJECTIVE:Introduce spectrophotometry method for quantitative determination of pethidine hydrochloride.

王锦目的：用紫外分光光度法测定盐酸哌替啶制剂的含量。

The quantitative results were obtained using external standard calibration curves. Results The linear range of the method was from 0.1 to 2.5 mg/mL for permethrin.

结果 氯菊酯浓度在0.1～2.5 mg/mL浓度范围内与峰面积呈良好的线性关系，平均回收率99.33%，RSD 0.49%。

An HPLC method using an external standard was developed for quantitative determination of the pirimicarb residues in wheat seed .

采用甲醇超声波提取和液液分配技术净化提取物，反相高效液相色谱测定，建立了检测小麦籽粒中抗蚜威残留量的方法。

This paper presents a quantitative analysis method of fissure volume density through strain energy obtained from numerical simulation.

选用裂缝体积密度作为构造裂缝定量化参数，对基于钻井岩心的裂缝体积密度的计算方法作了改进。

To research on quantitative relations between neutral aroma constituents and concentration and quality of aroma of flue-cured tobacco in Panxi tobacco-growing areas, and to offer a new and impersonality method of flue-cured tobacco quality assessment, the authors carried out partial correlation analysis, path analysis and stepwise regression analysis, and established mathematics model and studied the factors of neutral aroma constituents affecting concentration and quality of aroma of flue-cured tobacco in this paper.

为了探究攀西烤烟烟叶中性致香成分与香气质和香气量的定量关系，并为客观准确评价烟叶质量提供新方法，该文采用偏相关分析、通径分析和逐步回归的分析方法，建立数学模型，研究了影响烤烟香气质量的中性致香成分。

This article reviewed the origin and development quantitative trait locus. QTL mapping consist of four main step, that is test design、genetic marker、construction of linkage map and the main analytical method of QTL (candidate gene approach and genome scanning). Also, the progress and prospects of QTL in livestock were discussed

本文对QTL定位技术的产生和发展、QTL作图所包括的4个主要步骤：试验设计、遗传标记的产生、构建连锁图和QTL的检测（主要是候选基因法和基因组扫描法）进行了简要的介绍，并就目前畜禽QTL定位的研究进展及前景作一概述。

Quantitative analysis of the EXAFS spectra showed that the microscopic structure of Znon anatase TiO2 is four coordinate complex, and there are at least two types of bonding based on the average Ti-Zn distances in the second sphere. Two different geometry configurations of single-corner and double-corner for adsorption on the (101) surface cluster were calculated using DFT method.

EXAFS结果表明，Zn在吸附时由自由水合状态下的Zn-O六配位八面体结构向四配位四面体结构转化，中心Zn原子的第二配位层存在两种不同的Zn-Ti距离（R1=0.371和R2=0.332nm）。

In this paper, the main question to be solved is the method of permeability testing of soil cement, and finding the quantitative relation between permeability coefficient and cement content, and the relation between permeability of enforcement soil cement and fiber.

通过对多组水泥土和加筋水泥土试块进行的抗渗试验以及对试验结果的分析，得出下面的结论： 1。

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。