查询词典 quantitative method

A new method using gel permeation chromatographic cleanup followed by high performance liquid chromatography-tandem mass spectrometry has been established for quantitative determination of Maleic hydrazide,Prowl and butralin residues in tobacco.

建立了用凝胶渗透色谱净化-液相色谱-串联质谱分析烟草中3种抑芽剂残留的方法。卷烟中的待测抑芽剂组分用V∶V=1∶1超声提取后通过凝胶渗透色谱净化；凝胶色谱柱为Biobeads S-X3玻璃柱(50 g，400 mm×25 mm)，流动相为V∶V=1∶1溶液，流速5 mL/min；收集第10~25 min流出的液体用液相色谱色谱-三重四极杆串联质谱仪测定。

Since reforming and opening up, it is clear that form convergent, architecture convergent and culture convergent in China. The problem of town individuated has became a hot issue. Depend on the issue "Study on town individuated location in planning of medium-small towns "that directed by Professor Cheng Daoping in Shandong Normal University, this paper choose "Study on Individuation Measurement of Medium-Small Towns" for research, the purpose is that study on individuate level with quantitative method, is an integral part of the subject and important foundation for positioning of individuate towns.

改革开放以来，我国城镇发展中形态趋同、建筑趋同、文化趋同现象明显，城镇个性化问题成为近年来城市研究的热点问题，籍于山东师大程道平教授主持的"中小城镇规划中的城镇个性化定位研究"课题，本文选择"中小城镇个性化测度研究"为题进行研究，目的是为了从定量的角度研究城镇个性化水平，作为课题的有机组成部分，为定位研究提供基础。

By using the"energy equivalent method",thepiezoelectric structure damping is equivalent to a viscosity damping,according to which the quantitative relationship between the response time ofan one-dimensional piezoelectric actuation system and the mechanical qualityfactor of its piezoelectric material.The inexactness of the previouscorresponding relationship obtained by Taylor is analyzed.

用能量等效法将压电结构阻尼等效为粘性阻尼，建立起一维压电致动系统的响应时间与压电材料机械品质因子之间的定量关系，分析了以前由Taylor所获得的定量关系的不严格性。

It is important in interpretability and Geometry precisions of land types, also certain level qualitative and quantitative analysis method.

研究方法：重点是地类可解度和几何精度两方面，一定层次的定性与定量分析方法。

The method of representing texts with quantitative characteristics of linguistic structures enhances the interpretability of the results,and is feasible and theoretically and practicably significative in text clustering and text classification.

以语言结构的计量特征表示文本的方法加强了聚类/分类研究的可解释性，具有较高的理论和应用价值。

The results indicated that the mathematical model and developed quantitative method could better approximate the intrinsical properties of the ventricular cell.

在模型基础上定量分析了缺血细胞的电生理效应及三种因素在其中的不同作用。

Comparing with the other methods, the result of evaluation by our method is intuitional, concise, quantitative, and precise. It may be applied widely.

通过和其他评价方法的比较分析，结果具有直观、简明、定量、精确等特点，有较大的应用推广价值。

The digital signal method is a discrete deconvolution technology.It uses the shape-factor to create the forward equation of subdivision interpretation,and the discrete signal anti-filtering technology to get the inversion equation and the general formula for numerical solution of quantitative radionuclide content.

本文提出的数字信号法是一种离散反褶积法，它采用形态系数创建分层解释正演方程，利用离散信号反滤波技术求得反演方程及定量核素含量的数值解通式。

The qualitative and quantitative method of sildenafil citrate illegally added into traditional chinese medicinal preparations for invigorant were carried out.

采用超高效液相色谱－质谱联用法，离子源为ESI源，正、负离子同时检测，对中成药中非法添加的枸橼酸西地那非进行定性和定量检测。

In order to compare the properties of 2 stable chlorine dioxide disinfectants using different activators, malonic acid iodometry method and quantitative germicidal test were used for laboratory obser-vation.

为了比较用不同活化剂的两种稳定性二氧化氯消毒剂的性能，用丙二酸碘量法和定量杀菌试验在实验室进行了观察。

Many will continue to choose to live in duality and in conflict.

许多人将继续选择活在二元对立性和冲突中。

I find that students of the University of Physical Education all wear sportswear at first sight.

我发现：体育大学的学生乍一看，都是穿运动衣，大家都一样