定量分析

To assay the activity of matrix metalloproteinases in the aqueous humor by the same way in four groups of albino rabbit eyes treated with Lumigan for 3, 7, 14, 21 days respectively and the control group treated with normal saline.

用同样的方法检测滴用Bimatoprost 3、7、14、21天后兔眼房水中MMPs的变化，并应用UVI凝胶电泳定量分析系统进行各个条带的定量分析。

In addition to searching better method, some improvement of the quality of Auger spectra is also significant for the QAA.

除了完善定量分析方法之外，提高俄歇谱本身的质量也是改善谱仪定量分析能力的一条途径。

With the use of absorption chiller performance model, an approximate calculation method was derived for the absorption chiller unit with a quantitative analysis of the effect of operating parameters on the absorption chiller performance. The formula is simple, physically clear and accurate enough. Its correctness was verified by calculation examples and model predictions were compared against performance data from experiments with favorable results.

给出单效吸收式制冷机局部定量分析近似计算方法，解决了工程上吸收式制冷机局部定量分析计算时的简化计算问题，提出的近似计算方法在精度和计算量方面均具有一定的优势，既解决了吸收式制冷机变工况计算问题，又满足实际机组经济性诊断的需要，实例计算证明了理论模型和诊断方法的准确、简捷性。

The method of selecting good wavelength data for building analysis model is an effective improving analysis precision.To quicken convergence, the piecewise wavelength selection method based on particle swarm optimization algorithm is established.

探讨了光谱信号定量分析中的波长选择问题，提出了基于粒子群优化算法的分段波长选择方法，以解决定量分析中波长选择的主观随意性和已有方法算法复杂、收敛慢的缺点。

Qualitative and quantitative mensurations were done to the cationic surfactants with the methods of basic bromophenol blue and potassium ferricyanide.

通过对1227、1231、1631和FC-911四种季铵盐阳离子表面活性剂的定量分析，确定阳离子表面活性剂最佳的定量分析方法为铁氰化钾法，运用此法测得合成季铵盐的产率。

The predicting results were compared with PLS, which shows that the latent root regression model can practically be used for the quantitative analysis of the biological samples with near-infrared spectra.

特征根回归法是对PCR建模方法改进的又一种化学计量学定量分析校正方法，该方法在对样品光谱提取主成份时考虑了待分析组分的作用，因此所建立的定量分析模型有好的分析效果。

But in writing an article for seeing, the qualitative analysis is important, the opposite less of the quantitative analysis; At the same time, some articles of the proceeding quantitative analysis also exists some problem, particularly for some misapplication the econometrics method, make some research apparently so but actually not.

但在笔者所见的文章中，定性分析的居多，定量分析的相对较少；同时，进行定量分析的有些文章也存在一些问题，尤其是对于计量经济学方法的一些误用，使得一些研究似是而非。

The result shows:(1)the experiment accelerates notably the optimization of students′s psychological quality elements such as stability,anxiety,independence,self-control and nervousness,etc;(2)the experiment lessens the degree of students′anxiety tendency on study,social relationship,loneliness and self-reproaching;(3)the experiment lowers the abnormal anxiety rate on students′ anxiety tendency on study and self-reproaching.

验证实验假设，评定实验效果，可以通过定性分析和定量分析来实现，其中定量分析对于验证实验假设，评定实验效果具有重要意义，作为实验效果的评定，如果缺乏必要的定量分析，则很难说是科学的、客观的。教育实验需要确定实验变量(包括控制变量、反应变量)和控制无关变量。

Based on the literature review, this paper analyzes and investigates the development and status of digital image processing techniques in quantitative analysis and associated numerical simulation of the geomaterials. It includes quantitative analysis of particle shapes, quantitative analysis of internal structures of soil, rock, asphalt concretes and cement concrete, quantitative analysis of macro-structures of rock mass in the ground, and numerical modeling and simulation of geomaterials by taking into account their actual internal structures, Based on the review results, the paper discusses the development history and future trend of the utilization of the digital images and associated techniques in soil and rock.

本文在研究相关文献的基础上，分析和研究了数字图像技术在土、岩及混凝土内部结构定量分析和力学数值计算中的发展过程和研究成果，内容包括：单个骨料颗粒形态特征定量分析；土、岩和混凝土内部结构定量分析；岩体结构定量分析中的应用；基于数字图像处理的土、岩和混凝土细观结构力学计算。

The gas chromatography quantitative analysis conditions of gum rosin were studied by selection of chromatographic columns and chromatographic resolution conditions with the pure rosin sample of P.

用纯思茅松松香样品，通过选择色谱柱和色谱分离条件，研究确定了脂松香气相色谱定量分析的条件，定量分析了松香树脂酸的相对百分含量；定量分析数据通过统计学中的Grubb′s检验法进行误差检验，在确定的条件下脂松香气相色谱定量分析结果具有稳定性、准确性和复现性结果；对马尾松、湿地松松香定量分析也取得同样结果。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。