equivalent weight

Robustness Analysis of Two Kinds Equivalent Weight Functions

两种等价权函数的抗差效果分析

Modified Equivalent Weight Function with Variable Criterion for Robust Estimation

临界值可变的抗差估计等价权函数

Improvement on Experiment of Determining Metal 's Equivalent weight

对置换法测定金属的当量实验的改进

Investigation of Forming Low Interfacial Tension Conditions about Middle Equivalent Weight Petroleum Sulfonate

中当量石油磺酸盐形成低界面张力的条件研究

This paper also discusses the calculation model and the construction method of single equivalent weight torsional vibrating system .

主要讨论了机床进给传动链中，单支当量扭转振动系统的计算模型及其建立方法。

The polyether has very low unsaturation and high equivalent weight .

它具有极低的不饱和度和很高的相对分子质量。

Comparison of robustness between equivalent weight functions with constant critical values and variable critical values

多种权函数固定临界值与可变临界值抗差估计的比较

Feed setting system design of digital control lathe which can satisfy multiple impulses equivalent weight requirements

满足多脉冲当量要求的数控车床的进给系统设计

Critical values of the equivalent weight function are often fixed in constants in robust estimation .

抗差估计等价权函数中临界值一般定为常数。

This paper compares and analyses the robustness of two kinds equivalent weight functions with a few examples .

本文利用两类不同观测值的几个算例，对两种等价权函数的抗差效果进行了比较分析。

Determination of average equivalent weight of Petroleum Sulfonates

石油磺酸钠的平均当量测定

Critical values of the equivalent weight functions are often fixed in constants by experience in robust estimation .

抗差估计等价权函数的临界值一般为常数，由经验值确定。

In this paper , a class of robust biased estimators are established by use of the equivalent weight method .

本文应用现代抗差估计理论，提出了一个抗差有偏估计类（抗差泛岭估计类）并且建立了抗差泛岭估计的计算方法。

The effect of reaction conditions on total chloride content , epoxy equivalent weight , color , molecular weight and its distribution of products was investigated .

考察了不同反应条件对产物的总氯含量、环氧值、色度、分子量及分子量分布的影响。

The equivalent weight function in robust estimation is usually constructed by the statistics of normal distribution . The critical values are often fixed by experience .

抗差估计等价权函数一般由正态分布统计量构造，其临界值（或称准则）一般由实际经验确定。

At last a robust equivalent weight is applied based on the standard residual of the observation , which controls the significant influence of outlying observation .

为了抵制观测粗差的影响，在观测残差的基础上，再引入抗差等价权。

The filtering results can be still resolved using the original Kalman filtering program as long as the equivalent weight matrix replaces the original weight matrix .

用等价权阵取代原预测权，可仍用原卡尔曼滤波程序求得滤波解。

In order to control the influence of some outstanding points to surface fitting , a robust fitting of the trend surface by using an equivalent weight is adopted .

在趋势面拟合过程中，提出将局部有显著起伏的采样点视为异常观测值，采用抗差估计法，控制显著异常点对曲面拟合的不利影响；

Determine the equivalent weight of the purified tosyl derivative by titration using a standardized solution of0.05M sodium hydroxide .

用，0.05M的氢氧化钠标准溶液，对已纯化的对甲基苯磺醯化的衍生物进行滴定，以确定其等当量。

A quick , precise and simple method to determine epoxy equivalent weight & Non-water titration with hydro-bromide / Glacial acetic acid

一种快速、准确、简便实用的环氧当量测定方法&溴化氢-冰乙酸非水滴定法

Then evaluate ecosystem service value of Yancheng coastal areas in 1983,2001 and 2009 , by using equivalent weight factor table of ecosystem services of terrestrial ecosystems in China .

利用中国生态系统生态服务价值当量因子表对盐城滨海地区1983年、2001年和2009年的生态系统服务经济价值进行了估算。

It analyses the real accuracy of coordinates of independent TRF using robust iteration and equivalent weight method and the real accuracy of velocity field using least square and residual analysis .

采用最小二乘加残差分析方法分析了空间技术实现独立地球参考架速度场的实际精度；

Optimum ratio of equivalent weight of chloric anion to bicarbonic anion in the diet of laying hens was 1.2:1 .

蛋鸡日粮氯离子和碳酸氢根离子最佳水平分别为0.212%和0.276t%，其适宜当量比为1.32：1。

The principle , arithmetic and procedure of approximate calculating the hazard radius with TNT equivalent weight method were introduced . An example of calculation was executed in the end .

文中介绍了用TNT当量法近似计算锅炉爆炸事故危害半径的原理、计算方法和程序，最后进行了实例计算。

Then a contrast between three improved methods ( Huber method , Danish method and IGG ⅲ) is given through the aspects of times of iterative , equivalent weight factor , computing time and results .

从迭代次数、等价权因子、解算结果和计算时间几个方面对改进后的Huber法，丹麦法以及IGGⅢ抗差方案进行分析比较。

Objective : To determine whether the magnitude of the change of the incretin levels and effect is greater after GBP compared to a low caloric diet , after equivalent weight loss .

研究目标：此项研究的目的是确定达到同样的减肥效果胃旁路手术所致肠促胰岛素水平的变化以及影响与低热量饮食相比是否更显著。

Equivalent weight ( EW ) of the prepared PFSA resin attained 1 130 , which is close to that of Nafion 117 , the product of Dupont .

每摩尔交换基团所对应的PFSA再生树脂的质量（EW）达到1130，接近Dupont公司产品Nafion117的相应性能参数。

The primary formulation was searched with experiment , and the optimal experimental ratio and method were investigated with orthogonal design , the optimal conditions for production were obtained after the determination of ion exchange equivalent weight and water content .

通过实验寻找初步的实验配方，再通过正交设计探索制备交换树脂膜的最佳实验配比和实验方法，测定了离子交换膜的离子交换当量和含水量后，判断出最佳生产工艺条件。

The improvement of the penetration index ( PI ) and equivalent weight softening point ( T_ ( 800 )) show that diatomite-modified-asphalt is good in temperature susceptibility and being enhanced in high-temperature stability .

硅改沥青的针入度指数（PI）和当量软化点（T800）的提高，说明硅改沥青的感温性很好，高温稳定进一步加强。

A new method to analyze epoxy equivalent weight & direct titration with hydrogen bromide in acetic acid , and with crystal violet to indicate end point of normality reaction was described in this paper . quick ;

叙述了在冰乙酸非水介质中，以结晶紫为指示剂、溴化氢与环氧基团迅速等摩尔反应的溴化氢-冰乙酸非水快速滴定法。